Rolls-Royce Archives

Rolls-Royce Experimental Archives: Box ExFiles\Box 94\3\        Box Selection

IdentifierEntry
scan0001 Confirmation request for cooling tests to be conducted on the Vulture radiator.
View original record STEADMAN. X 340 To Hs. from E. c. Wor. By. E.1/HP.28.5.34. re Spectre Radiator. This confirms our request that we should like cooling tests made on the vulture radiator as this is of the same…

scan0002 The flexible centre mounting for the Spectre's radiator and wing assembly.
View original record X4694 340 To BY. from Da. c. Mr. H. Hs. Hay, KHC. Da.l/HP.5.6.34. Spectre - Radiator Mounting. Herewith is N. Sch.4073, shewing the flexible centre mounting for the radiator, wing, etc. assembly, on…

scan0003 Modifications and development work on the Spectre bonnet and radiator.
View original record R... 4494 360 To Hs and RHC. c. Wor. By. Da. EV. JNR. E.3/HP.13.9.34. re Spectre Bonnet and Radiator. I spent some time with EV. yesterday in going over the question of the Spectre appearance, and we…

scan0004 Blueprint for the 'Spectre' model radiator mascot, featuring the 'Kneeling Lady' design.
View original record L.C. 4102 THE BONNET WOULD APPARENTLY FOUL THIS KNEELING LADY MASCOT STD HEX CHROMIUM PLATE BASE IS THE SAME AS PHANTOM -SPECTRE- RADIATOR MASCOT SCALE ¼ ROLLS-ROYCE, LTD PRINT ROOM 14 SEP 1934 DERBY…

scan0005 Attached sketch of the Spectre radiator with a forward-swept grille.
View original record X4694 340 To Sg. from E. c.Wor. Hs. re Spectre Radiator. Please find attached copy of EV's sketch showing the Spectre radiator with the bottom of the grille swept forward. E. E.8/HP.13.9.34.

scan0006 Alteration to the Spectre radiator matrix detail drawing E.85830.
View original record Xbatt 340 RHC. From Hs/Std. Hs/Std.10/MA.9.10.34. SPECTRE RADIATOR MATRICES. We should like to point out that the Spectre radiator matrix detail drawing E.85830 has been altered, to read "Marston Mark…

scan0007 Table of revised weights and specifications for various radiator matrices.
View original record 4340 Hs/Std.1/KW.25.3.35. REVISED MATRIX WEIGHTS. | Matrix | Weight lbs. | Frontal Area Sq.ins. | Depth Ins. | Vol. Cu.ins. | Wt./ Unit Vol. lbs/ Cu.ins. | |---|---|---|---|---|---| | Bentley old Std.…

scan0008 Table of revised matrix weights for various car models and types.
View original record 340 Hs/Std.10/KH.16.4.35. REVISED MATRIX WEIGHTS. Matrix | Weight lbs. | Frontal Area sq. ins. | Depth ins. | Vol. cu. ins. | Wt. / Unit lbs. / vol. cu. ins. --- | --- | --- | --- | --- | --- Bentley…

scan0009 Redesign of the Spectre radiator and seeking views on the shell material.
View original record To Sft. from E. c. Wor. Hs. By. LV. SECRET +340 E.5/HP.13.5.35. Spectre Radiator. We are re-designing the Spectre radiator to equip it with thermostatically operated shutters, instead of the grille…

scan0010 Proposed improvements to the Spectre Radiator, including thermostatically operated shutters, an anti-spill valve, and a vacuum prevention valve.
View original record X340 Rm SECRET. To Sg. and Wor. from E. E.3/HP.13.5.35. c. Hs. By. RHC. F/JNR. E/EV. re Spectre Radiator. In equipping the radiator with thermostatically operated shutters we are working on a scheme…

scan0011 Secret memo detailing design changes for the Spectre radiator, including associated drawing numbers.
View original record STEADMAN x340 To BY. from E/JNR. SECRET. E/JNR.1/HP.17.6.35. c. Wor. Hs/Rm. RHC. Spectre Radiator. We send you herewith:- LeC.4504. LeC.4533. showing the design of the new radiator with shutters. The…

scan0012 Secret memo regarding drawing LeC.4567 showing the top water pipes for the Spectre project.
View original record +340 To Br. from E/JNR. c. RMO. Hs/Rm. SECRET. E/JNR.7/HP.21.6.35. re Spectre. Please receive herewith:- LeC.4567 showing the top water pipes between the radiator and the engine. E/JNR.

scan0013 Spectre radiator and development of the Large Bore 20/25 engine.
View original record +340 Hs/Rm.1/F.24.7.35. Sg. SPECTRE RADIATOR. Replying to Sg.4/E.22.7.35. This type of Matrix is standardised on the Bentley and on many American cars. We are asking G.W.H. if he can measure any drop…

scan0014 Rattling issue with radiator shutters on Spectre & 20/25 models and a proposal to test a spring-loaded design.
View original record To RHC. X 340 Hs/Std.11/KW.16.8.35. Radiator Shutters - Spectre & 20/25. One of the troubles which has always been experienced with radiator shutters on R.R. cars has been that of rattles, and we…

scan0015 Modified stop for the Spectre radiator shell bolts to prevent bending.
View original record To EY. from Da. c.c. EB. Hs. Hdy. RHC. SECRET. Spectre Radiator. Herewith is N.Sch.4586 shewing a modified form of stop for the heads of the bolts holding the radiator shell to the central mounting,…

scan0016 Letter to John Marston Ltd. regarding an order for a radiator matrix and discussing radiator tests.
View original record 4340 Exptl. Dept. Hs/Std.36/KW. 3rd September,1935. Messrs. John Marston Ltd. WOLVERHAMPTON. For the attention of Mr. Dalrymple. Dear Sirs, We are to-day sending you an order for a radiator matrix to…

scan0017 Request to order one Mark VI Radiator Matrix from Messrs. John Marston, referencing drawing E.87003.
View original record To Roy. X340 Hs/Std.37/KW.3.9.35. Will you please order from Messrs. John Marston one Radiator Matrix to Drwg. E.87003 except that it is to be in their latest Mark VI matrix instead of the Mark V one.…

scan0018 Malfunctioning steam valve on the Phantom III radiator, referencing a modified design.
View original record X 340 BY. c. RMC. Hs/Rm. Hs/Steadman. SECRET. E/JNR.3/HP.17935 Phantom 3 Radiator. The steam valve on the radiator is not working properly, its open position being too short in stroke. We send you…

scan0019 Testing and modification of a diaphragm for the Spectre II radiator pressure release valve.
View original record To RHC. x 340 Hs/Std.25/KW.18.9.35. Spectre Radiator Pressure Release Valve Spectre II. We have examined and tested the diaphragm fitted to this release valve fitted in the radiator of Spectre II, and…

scan0020 Modifications and new drawings for the Spectre Chassis radiator and fittings, specifically the steam valve.
View original record To RHO. c. Hs/Std. +360 Steadman BY/CS2/EH.24.9.35. Re Spectre Chassis - Radiator & Fittings - Sec;5250. LeC.4600 - Modified Steam Valve. Please receive herewith blue prints of the following new…

scan0021 Alteration notice for a steam chamber, changing the internal bore angle.
View original record BY/CS2/EH.24.9.35., cont'd. (2) Alteration No. 17764/E. E.87149DC. Steam Chamber. Angle on internal bore altered from 60° to 40°. REASON. To agree with LeC.4600. Alteration to pattern. BY/CS.

scan0022 Anti-splash baffles for the Phantom III radiator top fork to prevent leakage.
View original record To RHC. x 340 Hs/Std.7/KW.9.10.35. Anti-Splash Baffles for Phantom III Radiator Top Fork. As a result of tests which we have carried out, we have discovered that owing to the arrangement of flow from…

scan0023 Challenges with the Spectre model's cooling system, including pump, radiator, and fan limitations.
View original record To E. c. to By. +340 Hs/Rm.12/KW.15.10.35. Spectre Cooling. We understand that the pump for the new hydraulic Jacking System on the Spectre will definitely limit the width of the fan blade and also…

scan0024 To RHC regarding the redesign of the Phantom III radiator steam valves, proposing a new scheme using parts from a 'Camel' type valve.
View original record To RHC. x340 Hs/Std.9/KW.15.11.35. Ph.III Radiator Steam Valves. We do not think that we can make the present Ph.III radiator steam valve work satisfactorily unless we make it even more elaborate than…

scan0025 Testing baffles in a Ph.III radiator top tank to reduce water loss and proposing a new scheme.
View original record To RHC. x 360 Hs/Std.1/KW.19.11.35. We have tried the Ph.III radiator top tank with baffles to Hs.2183, and find that the baffle around the filler is effective but that the one around the steam escape…

scan0026 Mock-up for a Phantom III radiator grille, with vertical slats similar to a Packard, for appearance and airflow testing.
View original record Steadman X366 RHC. c. Hs/Rm. E/JNR.2/HP.27.11.35. Phantom 3 Radiator Grille. We send you herewith:- LeC.4823 showing a radiator grille which has vertical slats of the same section as the Packard car.…

scan0027 Modifications to the Spectre III radiator steam release diaphragm and nozzles.
View original record To Rm. G.W.H. +340 Hs/GWH.3/KW.12.12.35. Spectre III - Radiator Steam Release. This has been discussed with E. The question of the stiffness of the diaphragm can be overcome by altering the assembly.…

scan0028 Request for a 'Camel' type diaphragm for the Phantom III Radiator Steam valves.
View original record Rm. from RHC/WSC x340 STEADMAN RHC/WSC.1/EP.12.12.35 Phantom III Radiator Steam valves. With reference to Hs/Std.9/KW.15.11.35 and Hs/Std.1/KW.19.11.35 we have now machined all the details required in…

scan0029 The addition of spreader pipes to the Phantom III radiator top tank.
View original record [Signature] x 340 Steadman. E/JNR.3/HP.17.12.35. BY. C. RHC. Hs/Fm. re Phantom 3 Radiator Top Tank. Please receive herewith:- LeC.4881 showing the addition of two spreader pipes placed inside the top…

scan0030 Instructions to test new schemes for preventing water loss on Phantom III radiators.
View original record x340 RHC. From Hs/Std. Hs/Std.8/MA.18.12.35. PREVENTION OF WATER LOSS ON PHANTOM III RADIATORS. When the red car 33-EX is next in the shop will you please fit to it the scheme for the steam valve to…

scan0031 Leakages in Ph.III Radiator Steam valve diaphragms and requesting a new build.
View original record Y 340 To RHC. Hs/Std.4/JH.31.12.35. Ph.III Radiater Steam valve. We have had some success with the diaphragms to Lec.4800, assembly drawing E.87456 which you built up for us, the main reason being…

scan0032 Use and testing of enamel paint for a radiator matrix.
View original record x340 To RHC. Hs/Std.17/KW.4.1.36. Enamel for Radiator Matrix. If we change to a radiator with grille or dummy shutters either on Bentley or Ph.II or 20/25, it will be necessary to treat the matrix…

scan0033 Sample of Matt Black Cellulose Enamel for use on radiator matrices.
View original record To Hs/Rm. Copy to E. RHC. Sft E/JNR. E/Ev.1/MN.23.12.35. ------------------ Enamel for Radiator Matrix. ------------------------- We send herewith a sample of Matt Black Cellulose Enamel which we have…

scan0034 Two experimental schemes for improving a Phantom III steam valve.
View original record STEADMAN +340 BY: C. Hs/Rm. RMS. E/JNR.3/HP.1.1.36. Phantom III - Steam Valve. We send you herewith:- LeC.4902 showing two experimental schemes for improving the functioning of the steam valve. The…

scan0035 The No.3 design for a Phantom III Radiator Steam Valve.
View original record x 340 [Signature] STEADMAN BY. [Struck through] c. Hs/Rm. RHC. [Struck through] E/JNR.2/HP.23.1.36. Phantom III - Radiator Steam Valve. We send you herewith:- LeC.4931 which is No.3. design for the…

scan0036 Requesting an order for a bellows assembly for an experiment on a Phantom III steam valve radiator.
View original record To Roy. X340 Hs/Std.12/JH.3.2.36. Ph.III Steam Valve - Radiator. In connection with our experiment on the above, we wish to try a scheme utilising a bellows LEC.4931. As explained in attached letter,…

scan0037 Laboratory report on the analysis of a deposit from a Phantom lll Radiator.
View original record STD noted X340. To Hs/Mr. Steadman. HL2/AG.15.2.36. Laboratory. Report No.L4045. Re: Deposit from Phantom lll Radiator. We have analysed the sample of deposit and find that it consists chiefly of iron…

scan0038 Suitability, manufacturing, and failings of a steam valve for Phantom III production.
View original record HS/Std.7/JH.21.2.36. Steam Valve for Ph.III Production. None of the valves which we have tested for the above purpose have been entirely satisfactory, but we think that the valve most suitable for…

scan0039 Proposing a rig test to solve persistent water loss issues from Phantom III radiators.
View original record To RHC. x 340 HS/Std.3/JH.24.2.36. Water Loss from Phantom III Radiators. None of the schemes which we have tried in order to prevent the above water loss have been successful, and we propose to try…

scan0040 Complexity of the Ph.III steam valve and filler, proposing design reconsideration for cost reduction.
View original record X340 To E. c. to By. Hs/Rm.14/KW.24.2.36. Steam Valve for Ph.III Production. Attached is a report from Steadman, which releases the steam valve for production on the Ph.III. We must say that on the…

scan0041 Arguing for the superiority of the Phantom III steam valve over the 'Camel valve' for production models.
View original record X340 Hs/Rm. from E. c. By. Da. E/JNR. Hs/Std. [text is crossed out] E.4/HP.27.2.36. Steam Valve for Phantom III Production. Referring to your memo Hs/Rm.14/KW.24.2.36, I do not agree with your…

scan0042 Confirming the setup of a water rig for water loss and surging tests on a Phantom III radiator.
View original record X340 To Hs/W.Bell. Hs/Std.3/JH.29.2.36. Tests on Ph.III Radiator on Water Pump Rig. This is to confirm that you will fit up a water rig to do water loss and surging tests on the Ph.III radiator as…

scan0043 Recommendation for the production specifications of Ph.III radiator steam valve diaphragms.
View original record To E. C. to By. C. to Sit. C. to Roy. X340 Hs/Std/9/JH.14.3.36. Ph.III Radiator Steam Valve-Lec.4600. We recommend that diaphragms for these valves on production should be the same as the last ones…

scan0044 Trial for a new steam escape pipe design for the Phantom III radiator.
View original record To RHC. X 340 HS/Std.15/JH. 27.3.36. Phantom III Steam Escape Pipe. We wish to try a steam escape pipe leading off from a different place in the top tank on the radiator of 33-EX. Will you therefore,…

scan0045 Modifications to the steam escape pipe on the 33-EX radiator.
View original record To RHC. X340 HS/Std.9/JH.1.4.36. Modifications to Steam Escape Pipe on 33-EX radiator. Further to our HS/Std.15/JH.27.3.36., we wish to modify these instructions as follows :- (1) Instead of the…

scan0046 Requesting the fitting of production water inlet pipes to a radiator for testing water loss.
View original record +340 To RHC/HPS. HS/Std.4/JH.EO.4.36. To complete our tests on W. Bell's rig on Ph.III radiator water loss, will you please instruct W.Smith to fit two of the production type water inlet pipes to the…

scan0047 Modifications to stiff radiator shutters on car models 32-EX and 6-B-IV.
View original record X340 To RHC. Ha/Std.14/JH.15.4.36. Radiator Shutters, on 32-EX and 6-B-IV. The radiator shutters on both these cars are much too stiff in operation, resulting in too much variation in water…

scan0048 The radiator from car 33-EX and instructions for W. Smith to change the water inlet pipes.
View original record X340 RHC/HPS. From Hs/Std. Hs/Std.1/MA.28.4.36. to W.Smith. We are sending the radiator off 33-EX. Will you please instruct him to change the water inlet pipes for the pair which we will give him.…

scan0049 Experiments and recommendations to resolve water loss in the Phantom III radiator system.
View original record X340 To E. c. to Dy. Hs/Std.17/JH.30.5.36. Phantom III Water Loss. We have carried out a number of experiments both on a rig and on the road, to endeavour to produce a scheme on the Phantom III…

scan0050 Modifications to the Phantom III fan to improve deficient low-speed cooling by increasing its speed.
View original record X 340 To RHC. Hs/Std.7/KW.4.6.36. Phantom III Fans. As the result of tests recently carried out at Brooklands and on the Continent, it is evident that the Ph.III is definitely deficient in low speed…

scan0051 Material change for the radiator filler cap on the 25/30 HP and Phantom III chassis.
View original record R. [Strikethrough] Bgr. [Strikethrough] Rgr. [Strikethrough] Hs. Boy. X360 [Signature] STEADMAN Sft/WWW.1/DR.9.6.36. noted hs / STD RADIATOR FILLER CAP. 25/30 HP. and Phantom III Chassis. Ref.…

scan0052 Issues with the Phantom III radiator steam valve and proposing a new design scheme.
View original record To RHC. X 340 Hs/Std.7/KW.9.6.36. Phantom III Radiator Steam Valve. In spite of the various schemes which have been tried, the present production radiator steam valve is far from satisfactory. We are…

scan0053 Overheating issues with the Phantom III cooling system and proposed solutions.
View original record X 340 To R. from Rm. c. to Sg. c. to Wor. c. to By. Hs/Rm.12/KW.10.6.36. Phantom III Cooling. We have been trying to establish a basic figure for the Ph.III Cooling. It is always possible at some time…

scan0054 Radiator, fan, and bonnet cooling tests conducted on a 33-EX car at Brooklands.
View original record Hs/Std.13/KW.10.6.36. Report on Radiator Tests at Brooklands - May 25th & 26th. 33-EX car was taken to Brooklands on the above dates in order to estimate the effectiveness of the cooling on Ph.III and…

scan0055 Report summarizing cooling performance issues and proposed solutions for the Ph.III car model.
View original record -2- (4) The "lamp-post" float chamber vent scheme as on 20/25 works perfectly well on Ph.III, no difficulty being experienced in starting after switching off and waiting for 3-4 minutes after a full…

scan0056 Remedying low-speed cooling issues by using a more effective fan and comparing Ph.III and Ph.II car performance.
View original record -3- Hs/Std.13/KW.10.6.36. low speeds. As regards the difference in cooling at low speeds, we hope to remedy this by means of a more effective fan; in any case it must be borne in mind that owing to…

scan0057 Table summarising the results of radiator tests conducted at Brooklands.
View original record RESULTS OF RADIATOR TESTS AT BROOKLANDS. Object of Test Conditions of Test Critical Air Temp. °C. Temp. of air leaving rad. core. (Av. air temp. for day 21°C.) Mark V & Mark VI Matrix Comparison (1)…

scan0058 Critical air temperature figures for a Phantom II car with a standard radiator under various driving conditions.
View original record Critical Air Temperature Figures for Ph.II Car with last standard radiator; i.e., large, hexagon-ended American tubes (taken from Hs/Rm.8/KT.19.5.31). Condition Critical Air Temperature. (1) 30…

scan0059 Graph of Phantom I and Phantom II power curves, titled as a comparison for Phantom II and Ph.III models.
View original record CURVES SHOWING COMPARATIVE B.H.P's AT VARIOUS ROAD SPEEDS FOR P.II x PH.III B.H.P. M.P.H. P.II POWER CURVE STD. SILENCER ETC. P.I POWER CURVE STD. SILENCER ETC. R.m 155 C&S 5.36

scan0060 The standardisation of the Mark VI Radiator Matrix for the Phantom III.
View original record To By. c. to Sft. c. to Roy. x340 Hs/Std.5/KW.11.6.36. Mark VI Radiator Matrix for Ph.III. As you will see from report Hs/Rm.12/KW.10.6.36 on Ph.III Cooling, the Mark VI type of core is more efficient…

scan0061 Proposing cooling system modifications for a Phantom III car, based on tests conducted on a Cadillac.
View original record To RHC. x340 HS/Std.29/JH. 22.6.36. As a result of information gained with our tests on the Cadillac car's cooling system at Brooklands, we propose to take a Ph.III car there shortly to endeavour to…

scan0062 Phantom III modifications and the delivery of two 'Mark VI' type Radiator Matrixes for the Experimental Department.
View original record [Handwritten: x340 Rem (signature)] [Struck through text:] PY/eght. c. to Dft. c. to Mx. c. to Hs. ROY/MS11/P.24.6.36. PHANTOM III MODIFICATIONS. With reference to HY/C.M.11/W.23.6.36. Please note two…

scan0063 Requesting the construction of a complete radiator assembly for Phantom III cooling tests.
View original record To RHC. V340 Hs/Std.20/KW.25.6.36. Phantom III Cooling Tests. In order to facilitate the test which we wish to make on Ph.III radiators, and also to simplify the work on the radiator cowls which you…

scan0064 Proposal to change the type of water connection hose and jointing on Phantom III, Bentley & 25/30 vehicles.
View original record To RHC. +340 Hs/Std.10/JH. 6.7.36. Water Connections on Ph.III, Bentley & 25/30. Our attention has been drawn by the shop to the state of various rubber hose and Dermatine water joints which have been…

scan0065 Unsatisfactory Phantom III cylinder heads and water circulation temperature variation.
View original record Swell x340, Platt. - Hs/STD BY [crossed out] E [crossed out] Hs/Rm [crossed out] Sft [crossed out] from Mr. Mx15/T7.7.36 PHANTOM III WATER CIRCULATION BY2/G6.7.36 As we have already reported there are…

scan0066 Two alternative schemes to improve the frontal appearance of the Phantom III radiator.
View original record To RHC. X340 Hs/Std.14/KW.8.7.36. Phantom III Radiator. Sales have objected to the frontal appearance of the Ph.III radiator when the shutters are open, on the grounds that it is spoilt by the yoke…

scan0067 Appearance of a Phantom III radiator and fitting a new wire mesh grill.
View original record x 340 To RHC. Hs/Std.17/JH.10.7.36. Appearance of Phantom III Radiator. Further to our memo. Hs/Std.14/KW.8.7.36. we have inspected the radiator fitted with scheme (1) of that memo, using the old…

scan0068 Laboratory report on the analysis of a softening rubber radiator hose from a Phantom III vehicle.
View original record STEADMAN . X340 horea - HS/STD To Hs/Rm. HL2/WR.11.7.36. Laboratory. Re Radiator Hose from Phantom lll. This hose was submitted as suffering from softening of the rubber inside. We subjected the…

scan0069 Letter to Messrs. G. Harvey & Co. requesting samples of wire mesh for masking car radiator matrices.
View original record X360 Exptl. Dept. Hs/Std.7/KW. 27th July, 1936. Messrs. G. Harvey & Co., Woolwich Road, LONDON, S.E.7. Dear Sirs, We are requiring some wire mesh for the purpose of masking the radiator matrices on…

scan0070 Experimental modification to the Phantom III radiator steam valve.
View original record STEADMAN x340 Holey HS/STD BY. c. RHC. c. HS/Rm. E/JNR.2/HP.4.8.36. Phantom III Radiator. We send you herewith:- LeC.5154 showing an experimental modification to the base of the steam valve. The…

scan0071 Radiator corrosion, recommending tank removal for examination and fitting a new matrix.
View original record X340 RHC. From Hs/Std. Hs/Std.2/MA.5.8.36. 32-EX. RADIATOR. In view of the amount of corrosion deposit found in the water system of this car, we should like you to remove the top and bottom tanks from…

scan0072 Requesting a modified yoke for a 35-EX radiator to be painted dull black before being built up.
View original record X 340 To RHC. Hs/Std.10/JH. 6.6.36. With regard to the modified yoke which you had made for 35-EX radiator, we should like this painted in dull black before it is built up, in order that the…

scan0073 Fitting and testing of a new Hallay matrix radiator for the Phantom III.
View original record To RHC. x 340 Hs/Std. S/JH. 7. 8. 36. Phantom III Radiator with Hallay Matrix. We send you herewith a radiator matrix which has been supplied by Messrs. Gallay. Will you please have top and bottom…

scan0074 Letter to The Leyland Rubber Co. Ltd. enquiring about the suitability of 'P.R.' hose for high-temperature water connections.
View original record X 340 Hs/Std.5/MA. 12th August, 1936. The Leyland Rubber, Co.Ltd., Leyland, LANCASHIRE. Dear Sirs, We have recently ordered from you a number of rubber water connections, to our order No.20713, and we…

scan0075 Request to fit higher speed fan pulleys to vehicles 33-EX and 35-EX by swapping parts from other units.
View original record To RHC. X340 Hs/Std.5/JH.13.8.36. on (1) 33-EX - at present in the shop. (2) 35-EX for France. We wish to run the higher speed fan pulleys (1) Will you please remove the fan driving pulley away from…

scan0076 Letter from a supplier acknowledging an order for hose connections and advising of a delay due to an annual works closure.
View original record [Handwritten: X340] [Handwritten: STEADMAN] ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY NOT TO INDIVIDUALS TELEGRAMS: RUBBER·LEYLAND TELEPHONE: No 81434. CODES USED: WESTERN UNION-5 LETTER…

scan0077 Issues with radiator triangulation and proposing an improved scheme for the Phantom III.
View original record HS/Rm. from E. c.c. Da. JNR. x 340 STEADMAN E.12/HP.20.8.36. Written Hs/STD Phantom III Radiator Construction. Referring to report Hs/Std.8/MA.4.8.36, the scheme of triangulation behind the radiator…

scan0078 Standardisation of a radiator matrix in a Marston Mark VI block to improve cooling.
View original record AR 755 (5H) (57394. 30-1-34) BM 3/787/1. COMPLETED 25.8.36. Ph. III 40/50x STANDARDISATION of PARTS. Date 6/7/36 10.6.36 X No. 340 Drawing E.87003 No. but in Mk.VI block. Part List Description of…

scan0079 The estimated cost and production availability for extra jigs, tools and equipment.
View original record STANDARDISATION of PARTS X Est. cost of extra Jigs, Tools and equipment (Sft/Ws.23.6.36. Nil.). Could be brought on to production as soon as available (Sft/GH.24.6.36.). RECEIVED JUN 1936

scan0080 Query regarding the delay in standardizing a more efficient manufacturing method for Phantom III radiator shutter vanes.
View original record Hs/Rm. [Handwritten:] Rm x340 Sft/WNW.1/DR.29.8.36. [Handwritten:] Steadman. PHANTOM III. Radiator Shutters - Sec.5251. [Handwritten:] Why cannot we have these Dm In connection with the above, we note…

scan0081 Letter from G.A. Harvey & Co regarding the preparation and sending of samples for a frame.
View original record TELEPHONE GREENWICH 0020 (20 LINES) CITY OFFICE: 58, VICTORIA STREET, LONDON, S.W.1. TELEPHONE: VICTORIA 4963 (4 LINES) TELEGRAMS "CHEAPER WOL, LONDON" BRANCHES: BIRMINGHAM, LIVERPOOL, GLASGOW,…

scan0082 Letter to a supplier inquiring about producing wire mesh grilles in a lighter aluminium alloy.
View original record V340 Exptl. Dept. Hs/Std.11/JH. 1st September, 1936. Messrs. G.A. Harvey & Co.Ltd., Greenwich Metal Works, LONDON. S.E. 7. Dear Sirs, We have received the wire mesh grilles which we ordered, for which…

scan0083 Requesting to standardise and fit a 'folded over' type of shutter to the 35-EX car radiator.
View original record X 340 To RHC. Hs/Std.15/KW.1.9.36. 35-EX. Radiator. We wish to standardise the "folded over" type of shutter (as used on 25/30 HP. cars) on the Ph.III radiator. A set of such shutters has been made…

scan0084 Design changes to the Phantom III radiator yoke and bracing.
View original record x340 Steadman holed Hs / STD BF: c. RHO. Hs/Rm. E/JNR.1/HP.1.9.36. Phantom III Radiator Appearance. Please receive herewith:- LeC.5258 showing the design of the radiator yoke with the cross bracing…

scan0085 Letter from G.A. Harvey & Co. acknowledging a request to reduce the weight of an item.
View original record X340 TELEPHONE GREENWICH 0020 (15 LINES) CITY OFFICE: 58, VICTORIA STREET, LONDON, S.W.1. TELEPHONE: VICTORIA 4963 (4 LINES) TELEGRAMS "CHEAPER, WOL, LONDON." BRANCHES: BIRMINGHAM, LIVERPOOL, GLASGOW,…

scan0086 Letter from G.A. Harvey & Co. regarding the construction of wire mesh grilles from aluminium wire.
View original record CITY OFFICE: 58, VICTORIA STREET, LONDON, S.W.1. TELEGRAMS TELEPHONE: VICTORIA 4963 (4 LINES) "CHEAPER, WOL, LONDON." TELEPHONE GREENWICH 0020 (20 LINES) BRANCHES: BIRMINGHAM, LIVERPOOL, GLASGOW,…

scan0087 Letter to G.A. Harvey & Co. Ltd. requesting a quotation for 'crinkled' type mesh grilles in aluminium wire.
View original record X 340 Exptl. Dept. Hs/Std.11/KW.10.9.36. 10th September, 1936. Messrs. G.A. Harvey & Co. Ltd., Greenwich Metal Works, London, S.E.7. Your Ref: W/K/4. Dear Sirs, We have received your letter of the 7th…

scan0088 Quotation from G. A. Harvey & Co. for 200 aluminium wire guards.
View original record X340 TELEPHONE: GREENWICH 0020 (20 LINES) EXTENSION NO. 313 CITY OFFICE: 58, VICTORIA STREET, LONDON, S.W.1. TELEPHONE: VICTORIA 4963 (4 LINES) TELEGRAPHIC ADDRESS: "CHEAPER, WOL, LONDON." QUOTATION…

scan0089 Correspondence with The British Tyre & Rubber Co. Ltd. regarding the testing of a twin fan belt arrangement.
View original record 4340 Exptl. Dept. Hs/Std.20/JH. 17th September, 1936. The British Tyre & Rubber Co.Ltd., Oxford Works, Derby Road, Burton-on-Trent. For the attention of Mr. R. Williams. Dear Sirs, We have received…

scan0090 Instructions for chromium plating and fitting a wire mesh radiator grille to a Phantom III.
View original record X340 To RHC. Hs/Std.21/JH.17.9.36. Phantom III Frontal Appearance. We hand you herewith a wire mesh radiator grille for the purpose of insertion between the shutters and yoke of a Phantom III radiator…

scan0091 Request to send an official order to Messrs. John Marston & Co. for a Phantom III radiator matrix.
View original record X340 To Roy. Hs/Std.2/JH.18.9.36: Will you please send an official order to Messrs. John Marston & Co. for a Phantom III radiator matrix to drawing E.88288, to be constructed with .005 waterways and…

scan0092 Radiator, fan, and cowl tests conducted at Brooklands on the Ph.III car.
View original record To E. c.c. to Wor. c.c. to Hy. c.c. to Mx. 19. HS/Std.3/JH.4.9.36. Report on Further Radiator tests at Brooklands. A number of further tests have been carried out at Brooklands tract to determine the…

scan0093 Summary of conclusions from cooling system tests, comparing radiator cowls and different fan types.
View original record (2) 19. Hs/Std.3/JH/5.9.36. Conclusions. For test results see attached sheet. Referring to the sheet, it will be seen that (a) Comparing (1) and (2) indicates that the rear cowl is a disadvantage. (b)…

scan0094 Summary of radiator test results comparing various fan, cowling, and bonnet configurations.
View original record SUMMARY OF RADIATOR TEST RESULTS. TEST CONDITIONS. Air temp. Fan used. Pulley Ratio. Cowlings used. Other Details. To boil - °C. (1) Standard fan. Std. Front and rear. Std. bonnet. (a) 40 M.P.H 21.5…

scan0095 The cooling effect of removing various front-end components from a Phantom III.
View original record Addition to Report of He/Std.3/JM. 19. 6.9.36. As a result of information received from the Harrison Radiator Corporation, we decided to test the effect on cooling of removing the spot light, head…

scan0096 Results of a Brooklands test showing critical air temperature under various vehicle configurations at approximately 88 MPH.
View original record RESULTS OF FURTHER BROOKLANDS TEST (SEPT, 8th 1936). All tests with bonnet shutters open. Condition of test (all full speed approx. 88 MPH) | Critical air temperature. Car as standard (but no radiator…

scan0097 Requesting the assembly and fitting of a modified Mark VI radiator matrix from John Marston Ltd.
View original record To RHC, 340 Hs/Std.15/JH. 21.9.36. We are shortly receiving from Messrs. John Marston Ltd. a Mark VI radiator matrix for Ph.III modified in construction to save approx. 9-10 lbs. in weight. Will you…

scan0098 Requesting a modification to the steam valve base during the rebuild of the 35-EX radiator.
View original record To RHC. J-340 Hs/Std. 26/JH. 24.9.36. When you rebuild 35-EX old radiator with the new Mark VI matrix as per Hs/Std.15/JH. 21.9.36. will you please incorporate the modification to the steam valve base…

scan0099 Appearance and efficiency of the wire mesh on a radiator for model 34-EX.
View original record X340 W/S - Cx. c. to Hqr. c. to E. Hs/Rm.26/KW.24.9.36. Wire Mesh on Radiator. We must say we were most disappointed with the appearance of the wire grid on the radiator of 34-EX. We had to increase…

scan0100 Use of a temporary wire mesh on the radiator of the 34-EX model.
View original record S/W. Rm. c. to Wor. E. [Handwritten: X340] [Handwritten: 360] [Handwritten signature: Rm] Cx9/KW28.9.36. Wire Mesh on Radiator. Hs/Rm26/KW24.9.36. With regard to the wire grid on the radiator of 34-EX…

scan0101 Proposed alteration to the Phantom III radiator by removing the front cross bar.
View original record STEADMAN X340 Welen H/STD Ex. from E. c.c. Wor. Hs/Rm. RWC. E.1/HP.29.9.36. Phantom III Radiator. With regard to Cx.9/KW.28.9.36, we issued a scheme on the 1st inst. LeC.5258 transferring the struts…

scan0102 Saving weight and cost on car radiators by reducing the matrix size on Bentley models.
View original record To E. c. to Wor. c. to By. c. to Da. +360 Hs/Std.2/JH.28.9.36. Saving Weight & Cost on Car Radiators. We have been summarising the position of cooling etc. on our cars at the moment, and attached are…

scan0103 Proposed modifications to the radiator matrix for weight, area, and cost reduction.
View original record (2) Hs/Std.2/JH. 28.9.36. We consider that the safe critical air temperature is approximately 42°C. If we tailor the radiator matrix to give this critical air temperature, we can reduce its frontal…

scan0104 Radiator core design, dimensions and testing for Bentley, 25/30 HP, Wraith and Phantom III models.
View original record (3) However since we do not know when Marstons will be able to produce such a new type of core, it is of importance to get the matrix described above standardised at the earliest possible moment. In…

scan0105 Modifying instructions for fitting a lightened radiator matrix to a Phantom III.
View original record X340 To RHC. Hs/Std.6/JH.6.10.36. Lightened Radiator Matrix for Phantom III. We should like to modify our instructions included in Hs/Std.15/JH.21.9.36. The Mark VI lightened matrix should be built up…

scan0106 Modifications and visibility issues related to the Phantom III front apron and bonnet.
View original record Sheet 2. Steadman This statement hardly bears out experience does it Rm. To Sg. from E. c.c. E.Hs. Hr. EV. E.2/HP.27.10.36. When by S re Phantom III Front Apron. Replying to your memo Sg.9/E.26.10.36,…

scan0107 Potential design changes to the radiator and bonnet.
View original record (sheet 2) being as good as it should. It would be very useful for us to know from Sales'officials if they think we could return to the 1" lower waist line. This would curtail the area of the radiator…

scan0108 Cooling system alterations, refuting the effectiveness of reducing matrix height and widening the bonnet, and requesting a new radiator design for a Bentley car.
View original record 360 To E. c. to Da. Rm/Std.19/JH.29.10.36. Referring to your E.2/HP.27.10.36. we would point out that the statement in the last paragraph is inaccurate. The effect of reducing the matrix height by 1"…

scan0109 Response to criticisms regarding the design of the Phantom III lightened radiator with pressure cooling.
View original record 8340. PHANTOM III LIGHTENED RADIATOR WITH PRESSURE COOLING. Referring to your criticisms we are dealing with them as shown below :- (1) Rubber couplings The type of rubber coupling which we use at…

scan0110 New design for the Phantom III wing stay fixing on the radiator, noting a cost saving and requesting tests.
View original record DY [crossed out] c. Hs. Rm. RHC. 340 E/JNR.2/HP.6.11.36. Phantom III Wing Stay Fixing on Radiator. We send you herewith:- LeC.5318 showing a new design for the fixing of the wing stay to the bottom of…

scan0111 Instructions for building the matrix unit for the 35-EX radiator without a steam valve.
View original record 8340 To HPS. from Rm/Std. Rm/Std.24/AP.16.11.36. STEAM VALVE FOR 35-EX. RADIATOR. As the radiator for 35-EX. has not yet been built up and the fact that the 4 port heads will be run on this car…

scan0112 The assembly of the Phantom III Radiator Steam Pipe, suggesting a detachable clip for easier installation.
View original record STEADMAN - 346 Return RM/SMD PV. c. Rm. RHC. E/JNR.3/HP.19.11.36. Phantom III Radiator Steam Pipe. Ref. RHC/RH.1/CB.11.11.36. The difficulty of assembling the overflow steam pipe applies to the…

scan0113 Specification for production Phantom III oil coolers.
View original record 340 Hs. from Rm. Rm9/R.21.11.36. Replying to Hs.1/KW.20.11.36., herewith is a specification for production P.III oil coolers. Rm.

scan0114 Scheme for a combined bypass thermostat and shutter control unit for the Phantom III radiator tank.
View original record To BY. 340 E/PSN.1/MN.5.12.36. Copy to He. Rm. HPS. (crossed out) Da. (crossed out) Rm/Steedman. -------------------- Combined Bye Pass Thermostat and Shutter Control Unit in Top Radiator Tank.…

scan0115 From Marstons detailing potential cost reductions on radiators for various car models.
View original record 3240 STEADMAN - Please see me Rm To E. from ROY. (E. is struck through) c. to BY. (BY. is struck through) c. to Rm. RADIATORS Marstons advise if we leave out the tinning of the centre strip, it will…

scan0116 Tests investigating methods to lower the Phantom III under-bonnet temperatures.
View original record 360 R. from Rm/Std. c. to Sg. c. to Hs. c. to By. c. to Pa. c. to Mx. Rm/Std/E.8.12.36. REPORT ON TESTS MADE TO INVESTIGATE THE POSSIBILITIES OF LOWERING P.III UNDER-BONNET TEMPERATURES. Reason for…

scan0117 Temperature and carburation tests conducted under various driving conditions.
View original record -2- (a) Touring conditions. (b) Full speed conditions. (c) Dense traffic conditions. The corresponding tests were carried out on the same pieces of road at similar speeds (and as far as possible under…

scan0118 Report presenting conclusions and a summary on tests to reduce petrol pump temperature and the effects on carburation.
View original record -3- Conclusions. (1) The maximum reduction of average temperature at petrol pump with shutters fixed full open was obtained under touring conditions, and was, approximately, 6.5°C. Under full speed…

scan0119 The deletion of side-guards, weighing the small gain in petrol pump temperature against cost and weight savings.
View original record -4- Rm/Std/R.9.12.36. As regards deletion of side-guards, the gain from the point of view of petrol pump temperature is very small - however, since this would save cost of weight, it is desirable to…

scan0120 Table of results for under-bonnet temperature tests under various car configurations and road conditions.
View original record RESULTS OF UNDER-BONNET TEMPERATURE TESTS. (1) AVERAGE TEMPERATURES. Condition of car under test. | Road Conditions of test. | Temp. behind fan -°C | Temp. at. Petrol Pump °C. | Temp. of Petrol…

scan0121 Table showing the results of under-bonnet temperature tests under different car and road conditions.
View original record RESULTS OF UNDER-BONNET TEMPERATURE TESTS. (1) MAXIMUM TEMPERATURES. Condition of Car under test. | Road conditions under test. | Temp. behind Fan °C. | Temp. at Petrol Pump °C. | Temp. of petrol…

scan0122 Assembly issues with the Ph.III radiator shutters and suggesting improvements.
View original record STEADMAN 340. To E.H. from HPS. C. W.Jnr. C. Rm. C. RHO. HPS.3/EP.11.12.36 PH.III RADIATOR SHUTTERS. Handwritten: W/en Ru /SMD The assembly of Ph.III Radiator shutters is such that they do not stay…

scan0123 Requesting a cost estimate for a proposed combined thermostatic bypass and shutter control unit on the PH.III.
View original record 340 To G/Rb. from Rm/Std. Rm/Std.9/AP.11.12.36 COST OF PROPOSED SCHEME FOR COMBINED THERMOSTATIC BYPASS AND SHUTTER CONTROL UNIT ON PH.III. - LeC.5384 We send you herewith LeC.5384, which shews the…

scan0124 Cost estimate for a Thermostatic Bypass and Shutter Control Unit on the Phantom III Chassis.
View original record To Rm. from G/Rb. 340 G/Rb.5/M/72/W.141236. c.c. to RHC/TVP. STEADMAN h/Wa Thermostatic Bypass and Shutter Control Unit on Phantom III Chassis - LEC.5384 -Sec.5250. Rm/SMD Rm/Std.9/AP.11.12.36. We…

scan0125 Scheme for combined by-pass and shutter control on the Phantom III radiator, including estimated weight and cost increases.
View original record 340. To Rm. 21.12.36. LeC.5384 Scheme for combined By-pass & Shutter control on Phantom III Radiator. (1) Estimated weight increase (By Rm/Std) - 3½ lbs. (2) Estimated cost increase…

scan0126 The replacement of non-tested oil temperature regulator matrices on certain Phantom III cars.
View original record 340. To Hd. from Rm/Std. Rm/Std.1/AP.21.12.36. As mentioned in attached copy of report Rm/Std.11/AP.1.12.36., there are a certain number of Phantom III. cars in service at the moment, which were built…

scan0127 Oil temperature regulator (cooler) failures on PH.III cars.
View original record COPY To Hs. from Rm/Std. c. to E. c. to By. c. to Da. c. to Mx. Rm/Std.11/AP.1.12.36. REPORT ON OIL TEMPERATURE REGULATOR (COOLER) FAILURES ON PH.III. CARS. 3-AZ-88 and 3-AZ-98 The oil coolers on the…

scan0128 Oil cooler pressure tests, failures, and manufacturing issues with a supplier.
View original record -2- Rm/Std.11/AP.1.12.36. With regard to the severity of the test - the test was instituted before we had the latest Ph.III. crankcase, relief valve and oil pump etc. - test bed figures taken then…

scan0129 Diagram showing the positions of leaks on PH III oil coolers.
View original record 3 - AZ - 88 COOLER - E.4 BOTTOM PLATE WATER EXIT FACE OF MATRIX. LEAK AT JUNCTION BETWEEN ENDS OF THESE THREE TUBES & BOTTOM END PLATE. SIDE PLATE 3 - AZ - 98 COOLER - E.8. BOTTOM PLATE WATER INLET…

scan0130 Adaptation of a combined bypass thermostat and shutter control unit for the Phantom III radiator.
View original record 340 To BY. Copy to Hs. Hm. [crossed out] H.S. [crossed out] Da. [crossed out] Rm/Steadman. E/PSN.1/MN.5.12.36. What is the additional cost & weight of this system Rm [initials] hulu [initials]…

scan0131 Test report on the Phantom III water-heated hot-spot box to determine if one inlet pipe can be dispensed with.
View original record 340. To E. from Rm/DL. c. to E/Psn. Rm/DL.16/AP.16.12.36. PHANTOM III. WATER HEATEDD HOT-SPOT BOX. Tests have been carried out at the request of E/Psn., to determine whether one of the two water inlet…

scan0132 Instructions and request for equipment to clean the Phantom III oil temperature regulator matrices.
View original record 340 To By. from Rm/Std. Rm/Std.5/AP.30.12.36. CLEANING OF P.III. OIL TEMPERATURE REGULATOR MATRICES. Rm/GWH. has brought to our notice the fact that although instructions are given in our Phantom III.…

scan0133 The incorrect fitting of noise-insulated thermometers on production chassis, particularly the P.III.
View original record 340. To RHC. Rm/Std.6/JH.6.1.37. NOISE INSULATED THERMOMETERS. We have noticed on production chassis (particularly P.III) that in fitting up the noise insulation scheme for the thermometer bulb, the…

scan0134 Requesting modification of a non-standard Phantom III radiator for comparative testing.
View original record 340. To HPS. Rm/Std.4/JH.8.1.37. We hand you herewith a Phantom III radiator matrix made by the Harrison Radiator Corporation of U.S.A. This is 3.450" deep instead of the standard depth of 3.305".…

scan0135 Potential corrosion issues with the Phantom III Radiator Cap Valves.
View original record Rm/Std 340 LA25/T12.1.37 h/w Rm/STD re. Phantom III Radiator Cap Valves. I give you below a copy of note I have received from JLE. Do you think there is anything in this, if so, would you kindly let…

scan0136 Design to provide easy adjustment for the Phantom III radiator shutters.
View original record 340. 87) Please arrange Later Rm/sm c. Rm. HPS. E/JNR.2/HP.14.1.37. Phantom III - Radiator Shutters. Please receive herewith:- LeC.5469 which is a design to provide an easy adjustment for shutter end…

scan0137 From Rm/Std to HPS requesting overdue steam valve parts required for the Test Bed.
View original record X 340 To HPS. from Rm/Std. Rm/Std.9/AP.27.1.37. We are anxious to obtain the steam valve parts instructed under Rm/Std.17/JH.7.1.37. and Rm/Std.4/JH. 9.1.37., as we are held up for these on the Test…

scan0138 Request to detail an adaptor for fan driving pulleys and a special starting handle support bracket for a Phantom III car.
View original record 340 To HPS. from Rm/Std. Rm/Std.6/AP.28.1.37. Will you please have an adaptor detailed and made so that the fan driving pulleys which you are detailing under Rm.296 can be fitted to any std. P.III.…

scan0139 Instruction to fit a Phantom III calorstat spring to a 3.B.1V radiator calorstat.
View original record 340 To HPS. from Rm/Std. Rm/Std.2/AP.28.1.37. Will you please fit a Phantom III. calorstat spring E.83210 to 3.B.1V. radiator calorstat while the car is in the shop. This may entail slight machining…

scan0140 Correction of incorrectly manufactured Phantom III radiator matrices due to a design error and communication delay.
View original record ROY. [crossed out] BY. C/W. [crossed out] Mr. Olley [crossed out] Mr. Elliot [crossed out] C. C. Mr. Sowers. [crossed out] C. Pun/Std. [crossed out] BY.11/C.S.2.37. h/eln Rm/STD 340 STEADMAN PHANTOM…

scan0141 Delays in the system for print requisitions related to radiator matrices and proposing improvements.
View original record Handwritten notes: 340 STEADMAN horea Rn/S M Typed content: To BY. From ROY c.c. E/Hts [Struck through] c.c. LY/CG [Struck through] c. O/IB [Struck through] c.c. RHC/Mr. Bowers [Struck through] c.…

scan0142 Rotted rubber water connections from a Phantom III 37.EX Unit No. 12 chassis.
View original record 340. To Rm. from HPS/RH. c. to Rm/STD. c. to HPS. HPS/RH.1/VS.19.2.37. PHANTOM III 37.EX. UNIT NO. 12. RUBBER WATER CONNECTIONS. Herewith rubber water connections E.87203 and 87197. removed from above…

scan0143 The fitting of a standard P.III. Mk.VI radiator matrix to a Bump Chassis radiator.
View original record 340. To HPS. from Rm/Std. Rm/Std.17/AP.5.3.37. RADIATOR OF PHANTOM III. BUMP CHASSIS. We send you herewith one standard P.III. Mk.VI. radiator matrix which has had a standard bottom tank dip -…

scan0144 Cooling test modifications for the Phantom III, including a new fan cowl ring and testing an American-made matrix.
View original record ✓ 340. To HPS. from Rm/Std. Rm/Std.22/AP.6.3.37. In connection with the cooling tests which we hope to carry out on Phantom III. radiators and fans at Brooklands, shortly, Rm. wishes us to try the…

scan0145 Instruction for an experimental modification to the Phantom III radiator shutters to achieve a cost saving.
View original record Radiator PhIII 57) Noted RWS/smy To P/Ldr. from HPS. c. to Rm/STD. 340. HPS.2/VS.9.3.37. PHANTOM III RADIATOR SHUTTERS. We have today instructed experimentally one set of radiator shutters, with the…

scan0146 Request for analysis of a deposit sample from an overheated Phantom III radiator.
View original record 340 To Hl. from Rm/Std. Rm/Std.3/AP.12.3.37. We send you herewith a sample of some deposit removed from a Phantom III. radiator which has suffered from overheating. Will you please have this analysed…

scan0147 Causes and diagnosis of overheating in Phantom III cars, focusing on radiator matrix blockage.
View original record 340. To Hd. from Rm/Std. c. to Br. c. to Mx. c. to Hs. Rm/Std.1/AP.13.3.37. OVERHEATING ON PHANTOM III. CARS With regard to any complaints of overheating on Ph.III. cars, we would mention that a…

scan0148 Short memo confirming a query about Phantom III Radiators has been passed to the Experimental Department.
View original record COPY 340 To S. from Hs. c. to Rm/Gry. Hs.8/KW.15.3.37. Phantom III Radiators. Your memo. C.7/C.11.3.37. re Ph.III Radiators has been passed on to the Experimental Dept. for attention, and Rm/Gry. will…

scan0149 Laboratory analysis of a deposit found in a Phantom lll Radiator.
View original record BHO. Radiators WLT Rm/5M Rm/Std. HL6/WR.16.3.37. Laboratory. Re: Deposit from Phantom lll Radiator. Rm/Std.3/A.P.12.3.37. We have analysed the deposit submitted and find that it contains:- Moisture…

scan0150 Filter design to catch loose solder in the Phantom III bottom water connections.
View original record 340. STD noted Rm/STD BY. c. Rm. RHO. HPS. E/JNR.2/HP.19.3.37. Phantom III. Filter for loose solder in the bottom water connections - Rm/Std.10/AP.12.3.37. Referring to the proposals in the above memo…

scan0151 Request to send three complete Phantom III radiator matrix units to Cricklewood for customer replacements.
View original record 340. To RHC. from Rm/Std. Rm/Std.4/AP.19.3.37. As requested by Rm/Gry. in Rm/Gry.1/R.17.3.37., we would like you to send three complete Phantom III. radiator matrix units (i.e. matrix complete with…

scan0152 Dispatch of Phantom III Mark VI radiator matrices to Cricklewood to address customer complaints.
View original record 340. Br. From RHC. c. to Sg. c. to Hs. c. to Rm/Gry. c. to Da. c. to By. 87D Wlen Rm/SJD RHC.2/MJ.19.3.37. PHANTOM 111 MARK Vl. RADIATOR MATRICES. At an Interim Chassis Conference held at Derby on the…

scan0153 Issues with Phantom III radiator matrices supplied by John Marston Ltd. and proposed inspection procedures.
View original record To Hs. c. to RHC. c. to Da. 340 PHANTOM III. RADIATOR MATRICES We yesterday visited Messrs John Marston Ltd., Wolverhampton, for the purpose of discussing the question of apertures of waterways on…

scan0154 Duplicate frames and modifications to building jigs for tank and matrix assembly.
View original record -2- Rm/Std.2/AP.19.3.37. 1. these limits should be returned to Messrs Marstons. We suggest that for this purpose duplicate frames are used - one for Marstons and one for ourselves. The frames should…

scan0155 The causes of overheating in Phantom III radiators and the proposed solutions.
View original record 340. W/S To C. c. to Hs. c. to Br. Rm/Std.3/AP.19.3.37. PHANTOM III. RADIATORS. Referring to your C.7/C.11.3.37., we have looked into this matter and are of the opinion that the overheating in…

scan0156 Heat treatment process for the Phantom III chassis induction box heater to prevent radiator silting and corrosion.
View original record RHC. c.Rm. c.Hbr. c.RHC/Mr.Pendlebury. c.E.Dept. 340 Order Ry/500 BY/EM.10/J.20.3.37. P.III CHASSIS INDUCTION BOX HEATER. We understand that complaints have been received with regard to the Silting up…

scan0157 Request for the cost of rectifying silting issues in Phantom III radiators with Mark V matrices.
View original record 340. RHC. from Rm/Std. Rm/Std3/R.22.3.37. SILTING UP OF P.III RADIATORS. In connection with the above trouble, Hs. wishes to know the exact cost of correcting a deficient Mark V matrix on a P.III car.…

scan0158 Dispatching three sets of Phantom III Mark VI radiator matrices to address customer complaints.
View original record W/H. Br. From RHC. c. to D/HP. c. to Hd. c. to Rm/Std. W/in Rm/STD 340 RHC.3/MJ.23.3.37. STD PHANTOM III MARK VI. RADIATOR MATRICES. In reply to Br/Cl/M.20.3.37 we are arranging to despatch to…

scan0159 Overheating and silting issues with Phantom III radiator matrices.
View original record S/W ...Rm/Std. c. to Hs. c. to Dr. SD 340. C13/C23.3.37 Please see me GRT PHANTOM III RADIATORS. Rm/Std3/AP19.3.37 ------ We note your opinion as to the causes of this overheating and that you are…

scan0160 The removal of a radiator matrix unit for inspection.
View original record 340 To HPS from Rm/Std. Rm/Std.6/AP.24.3.37. Will you please remve the matrix unit from the radiator which was last removed from 35-EX. car (the one which ran 10,000 miles in England - we will hand…

scan0161 Instructions regarding an experiment to fit a filter to the radiator outlet on a Phantom III chassis to prevent loose solder entering the water pump.
View original record ~~So-MESSRS~~ c. Rm/Std. Wden Rm/(SM) 340. BY/CS4/EH.25.3.37. Re Phantom III Chassis - Water Connections - Sec:5190. LeC.5586 - Filter for Radiator Outlet for loose solder in the bottom water…

scan0162 Manufacturing defect in PH.III Radiator Mk.V matrices.
View original record W/S. To C. from Rm/Std. c. to Br. 340 Rm/Std.9/AP.25.3.37. PH.III. RADIATORS. Referring to your C.13/C.23.3.37, in view of the fact that we have arranged for Br. to have some replacement matrix units…

scan0163 Manufacturing fault in Mk.V radiator matrices and a proposal for depot-level inspections.
View original record 340. -> S/W...Rm/Std. to Br. Please see me CRY C17/C31.3.37 Ph.III. RADIATORS. Rm/Std9/AP25.3.37 Thanks for your memo. and I note you do not feel that it is necessary at present to change all Mk.V.…

scan0164 The testing of a Phantom III radiator shell made of mild steel and chromium plating due to dissatisfaction with its appearance.
View original record 340. To HPS. from Rm/Std. Rm/Std.11/AP.2.4.37. We send you herewith a Ph.III. radiator shell made in mild steel and chromium plated which has been made by Messrs John Marston. We are far from…

scan0165 Development of a test for silting in Mk.V waterways on Phantom III cars.
View original record 340. W/S. C. from Rm/Std. Rm/Std.2/AP.5.4.37. Referring to your memo C.17/C.31.3.37, at the moment we are endeavouring to establish some simple test for ascertain-ing whether serious silting up of the…

scan0166 Repairs on Chassis No. 3-AZ-32, detailing the fitting of a new radiator matrix and the need for a balanced propellor shaft.
View original record (8D) 340. N/W. Rm/Std. c D/BP. c Hd. Br/G9/M. 6.4.37. re, Chassis No. 3-AZ-32. H. R. Owens Ltd. This Car is here undergoing various repairs, and we have fitted one of the new E/87239, Mk.VI, Radiator…

scan0167 The dispatch and replacement of Mk.VI matrix units.
View original record 340. To Br. from Rm/Std. c. to Hd. c. to RHC. Rm/Std.5/AP.7.4.37 Referring to your memo Br/G.9/M.6.4.37., we have requested RHC. to send you two further Mk.VI. matrix units - meanwhile the two…

scan0168 Cover memo forwarding a request for replacement Mk.VI matrix units.
View original record 340. To RHC. from Rm/Std. c. to Hd. Rm/Std.4/AP.7.4.37. PH.III. REPLACEMENT MK.VI. MATRICES. We sendyou herewith a copy of a memo received from Br., Cricklewood. We have not yet received the Mk.V.…

scan0169 Methods to prevent corrosion in heater boxes for the Phantom III chassis, including oxide films and the Parkerising process.
View original record S7D Please see me Rm/Gry. C.RHC. [stamped and crossed out] C.H. [stamped and crossed out] PHIII Radials 3LO. BY/EM.18/J.13.4.37. Woken Rm/SMD GRY HEATER BOXES FOR P.III CHASSIS. With reference to memo…

scan0170 Query about distinguishing between Mk. V and Mk. VI radiator matrices after an overheating complaint on a P.III.
View original record R.L.D. N/W. Rm/Std. STD Br/G1/M. 14.4.37. re, Tech. - Radiator Matrices. We received a P.III to-day, with a complaint of overheating in traffic. We have examined the Matrix, and find this to be…

scan0171 Overheating issues and differences between Mk.V and Mk.VI radiator matrices.
View original record W/N. from Rm/Std. 340. Rm/Std.18/AP.16.4.37 PH.III. RADIATOR MATRICES. We have received your memo Br/G.1/M.14.4.37 and regret that we have not replied before. The writer has been away this week and…

scan0172 Setup and requirements for corrosion tests on Phantom III crankcases and cylinder heads.
View original record HPS. from Rm/Std. 340 Rm/Std.17/AP.16.4.37 As discussed with you, we wish to carry out corrosion tests on two Ph.III. crankcases cyl. heads etc. with the minimum of delay. We are arranging with…

scan0173 Preparations for fan and radiator tests on a Phantom III vehicle at Brooklands.
View original record 340. To HPS. from Rm/Std. Rm/Std.3/AP.19.4.37 We shall be visiting Brooklands in the near future for the purpose of carrying out fan and radiator tests on a Ph.III. car. The radiator matrices which we…

scan0174 Internal memorandum regarding the setting method for a radiator steam valve.
View original record To HPS. from Rm/Std. 340 8 Rm/Std.9/AP.21.4.37 PH.RADIATOR STEAM VALVE. We understand that on Production, the radiator steam valve is set by giving the diaphragm approximately .010" initial…

scan0175 Request to build and dispatch a radiator outlet filter according to scheme LeC.5586 for car 35-EX.
View original record 340 To HPS. from Rm/Std. Rm/Std.3/AP.22.4.37 Filter for Radiator Outlet LeC.5586 - Ph.III. In view of the fact that we are standardising the filter scheme to LeC.5586 for the radiator outlet, we…

scan0176 Design flaw in the bonnet rest angle attachment on Phantom III cars, preventing radiator removal.
View original record 340. To E. from Rm/Std. c. to Da. c. to Ev. c. to By. Rm/Std.14/AP.22.4.37 Attachment of Bonnet Rest Angles to Radiator Yoke on Ph.III. Cars. The attachment of the bonnet rest angle to the yoke on…

scan0177 Series of tests conducted on a Phantom III Continental engine and radiator.
View original record 340 To E. from Rm/Std. c. to Da. c. to Rm/Swdl. REPORT ON TESTS CARRIED OUT ON PH.III. CONTINENTAL ENGINE AND RADIATOR. We recently carried out a number of tests on the test bed with the P.III.…

scan0178 Conclusions from tests on an engine's cooling system, focusing on water flow and cylinder head temperatures.
View original record -2- Unfortunately this method increases the hydraulic resistance of the system and so lowers the engine water flow, but pipe sizes etc. were kept as large as possible and a double outlet from second…

scan0179 Summary of engine cooling system modifications and heat performance comparisons between various engines.
View original record -3- Summary The scheme of dispensing with the top water rails and using the outlets at the end of the cylinder heads is quite practicable - but an improvement could be made by providing a large port…

scan0180 Graph showing curves of heat to water and water flow for a Continental Phantom II with a second cooling radiator.
View original record [ "SHEET 1", "CURVES OF HEAT TO WATER & WATER FLOW", "ON CONTINENTAL PH. II WITH SECOND COOLING", "RADIATOR IN CIRCUIT", "HEAT TO WATER BTHU'S/MIN.", "ENGINE R.P.M.", "PRESSURE - INS Hg", "DEPRESSION…

scan0181 Line chart comparing temperatures at various points in an engine head at 3000 RPM and 1000 RPM.
View original record SHEET (2.) CHART OF TEMPERATURES AT OUTLET, REAR OF HEAD (THERMOMETER POCKET) & LOCAL POINTS IN HEAD TEMPERATURE - °C. 3000 R.P.M. (1) - AS STD. (2) - EXP. END OUTLETS - OTHERWISE STD. (3) " " " FEED…

scan0182 Diagram showing points on the exhaust and inlet sides where local head temperatures were recorded.
View original record SHEET 3. EXHAUST SIDE. REAR. FRONT. 1 2 6 3 7 4 5 CORE PLUGS INLET SIDE. FRONT. REAR. 9. 8. CORE PLUGS. POSITIONS OF NUMBERS ARE POSITIONS AT WHICH READINGS WERE TAKEN. DIAGRAM SHOWING POINTS AT WHICH…

scan0183 Table showing heat to jacket, temperature rise across the engine, and water flow under different sets of conditions.
View original record SHEET (4.) TABLE OF HEAT TO JACKET, TEMP: RISE ACROSS ENGINE AND WATER FLOW UNDER DIFFERENT SETS OF CONDITIONS. CONDITION | ENGINE SPEED R.P.M. | TEMP: RISE °C ACROSS ENGINES | HEAT TO JACKET WATER -…

scan0184 Chart showing local cylinder head temperatures on 'B' side head during a pressure cooled test on a Continental PH:II engine.
View original record SHEET (5) CHART SHOWING LOCAL CYL. HEAD TEMPS ON 'B' SIDE HEAD AND GENERAL RUNNING CONDITIONS DURING PRESSURE COOLED TEST ON CONTINENTAL PH:II TEMPERATURE - °C REAR THERM: TEMP: OUTLET TEMP:…

scan0185 Graph comparing engine specific jacket heat figures with American figures.
View original record SHEET (6) COMPARISON OF R R ENGINE SPECIFIC JACKET HEAT FIGURES WITH AMERICAN FIGURES Y-AXIS: SPECIFIC HEAT TO JACKET FIGURE - B.T.H.U.'S / MIN / LITRE DISPLACEMENT X-AXIS: ENGINE R.P.M. LEGEND: ①…

scan0186 Graph plotting curves of specific jacket heat against engine RPM for the PH III Continental and Bentley 4 1/4 Litre engines.
View original record SHEET 7 CURVES OF SPECIFIC JACKET HEAT FOR PH III CONTINENTAL AND BENTLEY ENGINES HEAT TO JACKET B.TH.U'S/MIN/B.H.P. ENGINE R.P.M. ① PH III CONTINENTAL ENGINE ② BENTLEY 4 1/4 LITRE ENGINE

scan0187 Tests to determine the amount of heat picked up in Phantom III cylinder head exhaust port jackets.
View original record To E. c. to Da. c. to Rm/Swdl. 3403 Rm/Std.8/JH.22.4.37. Report on tests to determine amount of heat picked up in Phantom III cylinder head exhaust pat Jackets. As a result of previous test figures…

scan0188 Summary and proposal regarding cooling improvements for the Phantom III engine by modifying the exhaust port water jackets.
View original record -2- Rm/Std.8/JH.22.4.37. Sheet (2) shows curves of total heat to water for std. Phantom III engine, total heat to water for same engine without exhaust port water jackets, and percentage increase in…

scan0189 Graph showing curves of heat to exhaust port water jackets on a Standard Phase III engine.
View original record SHEET (1) CURVES OF HEAT TO EXHAUST PORT WATER JACKETS ON STD PH. III ENGINE HEAT B.TH. U'S/MIN ENGINE SPEED - R.P.M. DEDUCED TOTAL JACKET HEAT FROM TWO HEADS EXPERIMENTAL RESULTS FROM ONE CYL. HEAD

scan0190 Graph showing the effect of water jackets on exhaust ports on the total water jacket heat for a Phantom III standard engine.
View original record CURVES SHOWING EFFECT OF WATER JACKETS OF EXHAUST PORTS ON TOTAL WATER JACKET HEAT ON PH. III STD. ENGINE HEAT - B.T.H.U'S / MIN. ENGINE SPEED - R.P.M. % INCREASE IN TOTAL HEAT DUE TO JACKETTING OF…

scan0191 Follow-up query regarding a suspected defective Mk.VI radiator matrix, highlighting the urgency due to ongoing production.
View original record W/N. from Rm/Std. 340 Rm/Std.12/AP.26.4.37 Further to our Rm/Std.18/AP.16.3.37 we have been expecting to hear further from you on the subject of the radiator which was mentioned in your…

scan0192 Dispatch of two Phantom III radiator matrix units for examination.
View original record To D/BP. from Rm/Std. c. to G/Mt. 340 Rm/Std.3/AP.28.4.37 We are sending into the Central Stores two Phantom III. radiator matrix units off customers cars 3.AZ.96 and 3.AZ.122. Will you please…

scan0193 Test report on Phantom III radiator steam valves, detailing blow-off settings and measurements.
View original record Notice Rm/Std from HPS/RM. c. to Rm/Std. HPS/RM.1/VS.29.4.37. PHANTOM III RADIATOR STEAM VALVES. LOP.E.87239. - Piece No. E.87436. Herewith report on above valves as per memo Rm/Std.9/AP.21.4.37. Six…

scan0194 The incorrect setting of PH.III radiator steam valves on production and a proposed new pressure testing method.
View original record 340. To RHC. from Rm/Std. c. to By. Rm/Std.9/AP.30.4.37 SETTING OF PH.III. RADIATOR STEAM VALVES ON PRODUCTION. We have observed that the above mentioned valves are not being correctly set on…

scan0195 Instruction to remove the current radiator matrix unit on vehicle 37.EX and fit a new one.
View original record HPS. from Rm/Std. [Handwritten] 340 J Rm/Std.3/AP.7.5.37 We are putting 37.EX. into the Shop today - will you please remove the radiator matrix unit fitted at present and fit the new matrix unit which…

scan0196 Requesting a radiator matrix change and dynamo correction for car 37.EX.
View original record To HPS. from Rm/Std. 340 Rm/Std.1/AP.10.5.37 We are putting 37.EX. into the Shop today for,a further radiator matrix change. Will you please remove the matrix unit at present fitted to the car and fit…

scan0197 Requesting a radiator matrix change for car 37-EX, swapping it with one from car 3.AX.77.
View original record To HPS. from Rm/Std. 340 Rm/Std.9/AP.11.5.37 We are putting 37-EX. into the shop for a further radiator matrix change - will you please remove the Mk.Vl. standard matrix which you have just fitted to…

scan0198 Request to modify a Phantom III radiator matrix to test underbonnet temperatures at Brooklands.
View original record To HPS. from Rm/Std. 340 Rm/Std.10/AP.21.5.37 We hand you herewith a Ph.III. radiator matrix unit - will you please arrange to remove the side plates and also the first two airway strips on each side…

scan0199 Proposed designs for a Phantom III radiator dummy filler cap to improve visibility.
View original record 340 Wm Duy/sro Copy to Pa. (Struck through: Hy.) (Struck through: For.) (Struck through: Rm/Std.) (Struck through: illegible) (Struck through: illegible) E/EV.2/M.27.5.37. PHANTOM III, RADIATOR DUMMY…

scan0200 Two proposed designs for a Phantom III radiator dummy filler cap to improve visibility.
View original record 340 By. Copy to Mr. Rm. Rm/PP. Rm/Std. H.I.G. H.J.S. E/Ev.2/M.27.5.37. PHANTOM III. RADIATOR DUMMY FILLER CAP. We send herewith N.Sch.5136 and N.Sch.5137 showing two proposed designs of dummy radiator…

scan0201 Investigation of car overheating issues, particularly in London traffic conditions.
View original record W/N - Br. from Rm. c. Sg. c. Hs. 340 Rm6/R.27.5.37. OVER-HEATING - P.III. This is to confirm that you are going to let us know as soon as a customer's car becomes available which is suffering from…

scan0202 Standardisation of water hose connections and joint washer material from Dermatine to Klingerite.
View original record RR 755 (5H) 20596 21/7/36 J.W.S. COMPLETED 1.6.37. PHANTOM III. STANDARDISATION of PARTS Description of Parts. WATER CONNECTIONS - (1) RUBBER HOSE CONNECTIONS SUPPLIED BY LEYLAND & BIRMINGHAM RUBBER…

scan0203 Production assessment note regarding the tool cost for the 'E' Series chassis.
View original record MOTION III STANDARDISATION OF PARTS Extra Tool Cost Nil. Could be brought on to production at the 1st chassis in "E" Series (Without scrap). TOTAL L S D SERVICES L S D MATERIAL L S D LABOUR L S D…

scan0204 Overheating complaints with Phantom III Mark V radiators and their subsequent replacement.
View original record Handwritten top: STREATHAM Scheme Rm. - from RHC/Spn. c. to Hs. c. to RHC. c. to E. c. to BY. We have received frequent complaints due to Phantom III Mark V. Radiator becoming made up in the Matrix…

scan0205 Complaints of overheating in Phantom III Mark V radiators and the disposition of re-conditioned matrices.
View original record Steadman 340 What are your recommendations? Rm Rm. - from RHC/Spn c. to Hs. c. to RHC. c. to E. c. to BY. hustle thru / SM We have received frequent complaints due to Phantom III Mark V. Radiator…

scan0206 Investigation into overheating complaints on the Phantom III model, identifying the cause as radiator matrix silting.
View original record To Sg. from Rm/Std. Hs. c. to E. c. to By. c. to Mx. c. to Hd. c. to Br. c. to H. & C. 340 OVERHEATING COMPLAINTS - PH.III. We have investigated complaints of the above nature which have so far been…

scan0207 Investigations and proposals for dealing with engine overheating complaints, specifically silting up of the matrix and idling overheating.
View original record -2- With regard to the first type of complaint, we are carrying out investigations on this at the moment and our tests to-date show that a std. Ph.III. car when idled dead slow with the car stationary…

scan0208 List of proposed and ongoing modifications to address engine overheating issues.
View original record -3- (b) We are going into the question of altering the thermometer scale with the makers, so that the instrument reads 100°C. when steam is about to escape i.e. 105°C. (c) We are testing out removal…

scan0209 Urgent memo regarding recurring cases of cooling water overheating in Phantom III vehicles.
View original record S/W (Rm.) c. to Ed. Mr. H. G. 340 URGENT. PHANTOM III OVERHEATING OF COOLING WATER. Will you kindly refer to my recent memo. We are very anxious to have W's decision as to what is to be done in these…

scan0210 Covering note for a report on the present position of an over-heating problem.
View original record W/S. H. from Rm. 340 Rm3/R.8.6.37. H7/H7.6.37. The attached report gives the present position with regard to the over-heating problem. Rm.

scan0211 Instructing the replacement of a Gallay matrix unit and fitting a standard fan and drive on car 37-EX.
View original record To HPS. from Rm/Std. Rm/Std.7/AP.14.6.37 340 We are putting 37-EX. car into the Shop. Will you please replace the Gallay matrix unit by a renovated customer's matrix which we will hand you. At the…

scan0212 Silting up of Phantom III Mark V radiator matrices and the process for their renovation.
View original record To Hd. from Rm/Std. c. to Br. c. to Hs. c. to RHC. SILTING UP OF PH.III. MK.V. RADIATOR MATRICES. We have discussed this matter with Br. and Messervy, and have arranged that no matrix unit shall be…

scan0213 Relocation of junction boxes, fan bearing lubrication intervals, and grease specifications.
View original record W/N. To Br. from Rm/Std. 340 c. Sg. c. Hs. Rm/Std.12/AP.15.6.37 Referring to your Br.4/LS.3.6.37 we would mention that a standardisation sheet for RR.Sch.1015 has just been issued- this has the…

scan0214 Instructions for setting the Phantom III radiator steam valve.
View original record To By. from Rm/Std. c. to RHC. c. to Br. PH.III. RADIATOR STEAM VALVE - Setting of same. As we have already pointed out (Rm/Std.9/AP.30.4.37) the Ph.III. radiator steam valve is perfectly satisfactory…

scan0215 Overheating engine complaint on chassis 3-AZ-36 and the subsequent radiator matrix replacement.
View original record N/W. Rm/Std. D/BP. RHC. 340 Br/GS/M. 18.6.38. re, Chassis No. 3-AZ-36. We received the above Car with a complaint of overheating of engine. We have replaced the Radiator Matrix with a Mk.VI pattern,…

scan0216 Clarifying the procedure for handling defective Mark V matrices, specifying they be returned to the Repair Dept. and replaced with renovated units.
View original record To Br. c. to D/BP. c. to RHC. c. to Hd. 340 Rm/Std.5/JH.22.6.37. Referring to your/Br/G8/M.18.6.37. we would refer you to our Rm/Std.11/AP.14.6.37. wherein we have instructed that in future any…

scan0217 Complaints of overheating in Phantom III cars and the proposed remedy of fitting high-speed fans.
View original record S-W. Rm. from H. c. to Hd. c. to Br. STEADMAN 340 SEE ME RM H14/RH.24.6.37. re Overheating on Phantom III Cars. --------------------------- We have as you know several cases of complaints of…

scan0218 Tests carried out on Ph.III radiators and fans at Brooklands and Cricklewood to improve cooling.
View original record To Sg. from RM/Std. Hs. c. to E. c. to Br. c. to C. c. to Hd. c. to By. c. to Da. c. to Sr. c. RM/Std.6/AP.24.6.37 340 also 1320 REPORT ON TESTS CARRIED OUT ON PH.III. RADIATORS, FANS, ETC. AT…

scan0219 Results of cooling system tests, focusing on modifications to the fan, bonnet, and radiator matrix.
View original record -2- Tests were carried out on 37-EX. car and the method of testing was to thoroughly warm the car up by driving it hard and then idle the engine at its minimum idling speed with the car stationary in…

scan0220 Vehicle cooling system tests, detailing results from calorstat performance, matrix core comparisons, and under-bonnet temperature improvements.
View original record -3- Tests with the calorstat spring removed from the radiator calorstat gave an average running temperature of approximately 73°C. i.e. 7° lower than standard. This lowering of the average temperature…

scan0221 Test results on various engine cooling system components, including fan rings, bonnets, and radiator matrices.
View original record -4- (3) The fan ring tested showed no gain in cooling at maximum speeds. (4) A gain in high speed cooling is obtained by opening the bonnet shutters, but no further gain is obtained by fitting a…

scan0222 Summary of engine overheating issues and proposed solutions, including a new fan and radiator matrix.
View original record -5- SUMMARY We think that the 5 blade Cadillac fan tested running at engine speed with an increased size fan belt should be standardised as soon as possible. Such a fan and drive are running on J2-MX.…

scan0223 Results of idling cooling tests carried out on a 37 EX car at Brooklands.
View original record RESULTS OF IDLING COOLING TESTS CARRIED OUT ON 37 EX CAR AT BROOKLANDS. (SHEET 1) CONDITIONS OF TEST AIR TEMP DURING TESTS °C TIME TO REACH 100°C MINS. TIME TO REACH 105°C i.e. LOSE WATER MINS…

scan0224 Table of test figures showing engine and fluid temperatures for various vehicle setups while running in dense London traffic.
View original record (Sheet 2) TEST FIGURES OBTAINED WHEN RUNNING IN LONDON TRAFFIC (NOTE TESTS WHERE CARRIED OUT BY RUNNING FOR 1 HOUR IN THE MOST DENSE TRAFFIC WHICH COULD BE FOUND) | CONDITIONS OF TESTS | AIR TEMP…

scan0225 Results of cooling tests conducted at Brooklands on the 37 EX car, comparing different radiator matrix and fan configurations.
View original record (SHEET 3) RESULTS OF COOLING TESTS CARRIED OUT AT BROOKLANDS ( 40 MPH FULL THROTTLE ) ON 37 EX CAR CONDITIONS OF TEST AIR TEMP DURING TESTS °C CRITICAL AIR TEMP °C STD. MATRIX B.S.O 16.5 35.0 STD. FAN…

scan0226 Results of cooling tests carried out at Brooklands at maximum speeds on a 37 Ex. Car, Sheet 4.
View original record RESULTS OF COOLING TESTS CARRIED OUT AT BROOKLANDS (MAX SPEEDS) ON 37 Ex. CAR. (SHEET 4) CONDITIONS OF TESTS | | AIR TEMP. DURING TESTS °C | CRITICAL AIR TEMP. °C | LAP SPEED. STD. MATRIX. STD. FAN. |…

scan0227 Results table from tests conducted at Brooklands on under-bonnet temperatures.
View original record (SHEET 5) RESULTS OF TESTS AT BROOKLANDS ON UNDER BONNET TEMPERATURES ETC. | CONDITIONS OF TEST | CAR SPEED & LOAD | AIR TEMP. DURING TESTS °C. | TEMP OF AIR PASSING FAN °C | TEMP. OF AIR AT PETROL…

scan0228 Retention and potential redesign of the radiator steam valve on the Phantom III model.
View original record To E. from Rm/Std. c. to Sg. c. to E/Ev. Referring to your memos E.1/HP.26.5.37, E.2/HP.21.5.37, E/Ev.2/M.27.5.37 we note that you assume the deletion of the radiator steam valve for the purpose of…

scan0229 Request for a report on the nature of corrosion product samples removed from a car's water system.
View original record To Hl/Mr.Gresham. 340 Rm/Std.3/AP.28.6.37 We hand you herewith four samples of corrosion product removed from Ph.III. water systems - the last one being from 35-EX. car after its last 20,000 miles in…

scan0230 Laboratory analysis report on corrosion deposits from a Phantom III water system.
View original record Laboratory Rm/Std. from H1/HEG. 340 H1/HEG.3/JN.1.7.37. Re. Corrosion of PHANTOM lll Water Systems. Water Rm/SM Sample 1. Deposit from pump inlet bend. This was chiefly aluminium alloy corrosion…

scan0231 Modifying the Cambridge Thermometer scale to address over-heating complaints.
View original record Sg. from Rm. Hs. c. E. c. By. c. Cx. Rm7/R.5.7.37. OVER-HEATING COMPLAINTS - P.III. We have now a Cambridge Thermometer, the scale of which is graduated so that the 100°C mark is replaced by a red…

scan0232 Urgent memo requesting a reply about the availability of fans for overheating Phantom III cars.
View original record Steadman See me 340. holid Pm S/W (Rm).... from H. URGENT. H4/H9.7.37. Pru/SP RE-OVERHEATING OF PHANTOM III CARS. --------------------------------- Are you able to let me have a reply to…

scan0233 Supply of a dozen fans for overheating Phantom III cars.
View original record H. from Rm. c. Hd. c. Br. PER BAG. 340 Rm1/R.12.7.37. OVERHEATING P.III CARS. Replying to H14/RH.24.6.37., we are making an effort to supply a dozen fans before the Works close for holidays. If the…

scan0234 Request to manufacture parts for a Ph.III radiator bottom tank for water flow tests on W.Bell's rig.
View original record To HPS. from Rm/Std. 340 Rm/Std.6/AP.13.7.37 We send you herewith a print of Rm.416 which shows a scheme for two outlets from the Ph.III. radiator bottom tank. Will you have the necessary parts made…

scan0235 New scheme for a ball type steam valve for the Ph.III radiator.
View original record To HPS. from Rm/Std. 340 Rm/Std.16/AP.15.7.37 PH.III. RADIATOR STEAM VALVE. We send you herewith scheme Rm.417 which shows a ball type steam valve which we wish to test for the std. Ph.III. radiator.…

scan0236 The dispatch of two pairs of steam valve seatings to different recipients.
View original record To D/BP. from Rm/Std. c. G/Mt. 340 Rm/Std.13/AP.15.7.37 We are sending into the Central Stores:- (1) Two steam valve seatings to Ex.25779. labelled for the attention of Mr.Skellon. (2) Two steam valve…

scan0237 Letter to Avon India Rubber Co. regarding the moulding of rubber seatings for steam valves.
View original record 480 340 July 15th 1937 Rm/Std.15/AP.1 The Avon India Rubber Co., Melksham, WILTS. For the attention of Mr.Clemson. Dear Sirs, We are forwarding to yountwo steam valve seatings to Ex.25779 into which…

scan0238 Letter to a supplier requesting an improved steam valve seating made from Duprene.
View original record HSD 340 July 15th 1937 Rm/Std.14/AP. The British Tyre & Rubber Co.Ltd., BURTON-ON-TRENT. For the attention of Mr.Skellon. Dear Sirs, We send you herewith a steam valve seating which you have made for…

scan0239 Overheating complaint for chassis 3-AZ-210 owned by Beaumont.
View original record N/W Rm/Std. [Handwritten: Run in 1114] [Handwritten: 340] Br/RH7/LS.15.7.37. re Chassis 3-AZ-210 - Beaumont. [Handwritten: Index Rm/SM] In reply to the second paragraph of your memo ref.…

scan0240 Letter to The British Tyre & Rubber Co., Ltd. regarding an omitted steam valve seating.
View original record 340. Rm/R. 17th July, 1937. The British Tyre & Rubber Co.,Ltd., BURTON-on-TRENT. Dear Sirs, Further to our telephone conversation of this morning, we enclose the steam valve seating omitted from our…

scan0241 Letter from The Avon India Rubber Co. regarding the manufacture of steam valve seatings.
View original record MANUFACTURERS OF AVON TYRES, SPORTS SUNDRIES, FOOTWEAR, FLOORING & MECHANICAL RUBBERS Telegrams RUBBER MELKSHAM Telephones MELKSHAM 120 (6 LINES) Established 1885 The AVON INDIA RUBBER Co LTD. SYMBOLS…

scan0242 Letter to The Avon India Rubber Co. Ltd. regarding a mould for a valve seating adaptor.
View original record Your Ref. LGC/KH. GENERAL RUBBER GOOD DIVISION. Rm/Std.9/AP. The Avon India Rubber Co.Ltd., Melksham, Wilts. For the attention of Mr.Clemson. Dear Sirs, Referring to your letter of the 9th inst., we…

scan0243 Letter from Avon India Rubber Co. regarding the production of samples from blueprint Rm.292.
View original record MANUFACTURERS OF AVON TYRES, SPORTS SUNDRIES, FOOTWEAR, FLOORING & MECHANICAL RUBBERS Telegrams RUBBER MELKSHAM Telephones MELKSHAM 120 (6 LINES) Established 1885 THE AVON INDIA RUBBER CO., LTD.…

scan0244 Letter requesting the return of an adaptor (drg. Rm.292) from The British Goodrich Tyre & Rubber Co. Ltd.
View original record 340 July 30th 1937 Rm/Std.1/AP. The British Goodrich Tyre & Rubber Co.Ltd., BURTON-ON-TRENT. For the attention of Mr.Skellorn Dear Sirs, Some time ago when you moulded some rubber seatings into a…

scan0245 Letter from British Tyre & Rubber Co. Ltd. concerning the return of a mould for Adaptors Rm.292.
View original record TELEPHONE: BURTON-ON-TRENT 2977 (2 LINES). TELEGRAMS: "BRITGOODS, BURTON-ON-TRENT." BRITISH TYRE & RUBBER CO. LTD. FORMERLY BRITISH GOODRICH RUBBER CO. LTD. OXFORD WORKS, DERBY ROAD, BURTON-ON-TRENT.…

scan0246 The loan of an adaptor to The Avon India Rubber Co.
View original record 340 To D/BP. from Rm/Std. c. G/Mt. Rm/Std.3/AP.3.8.37 We send you herewith one adaptor to Rm.292. Will you please forward this on loan to The Avon India Rubber Co. marking it clearly 'Adaptor to…

scan0247 Failure and modification of the Phantom III Radiator Ball Valve Plug.
View original record Rm/GWH. Mx. Rm. 340 BY/Mtn6/N.12.8.37. Rohin Ruf/SM Phantom III Radiator - Ball Valve Plug for Filler Cap E.87232. Referring to Rm/GWH/DPB.10.8.37, in connection with the failure of the above parts,…

scan0248 Instructing the cessation of fitting a filter gauze on Phantom III radiators due to choking issues.
View original record To By. c. to Da. 340 Rm/Std.8/JH.26.8.37. Phantom III Water Connection - LeC.5190 - Filter gauze on radiator outlet. We attach a copy of a memo. from Rm/IMW. referring to the choking up of the filter…

scan0249 Instructions for fitting a stand pipe in the Phantom III chassis radiator bottom tank as an experiment to replace a choking filter.
View original record c. Rm/Std. 340 BY/CS1/EH.3.9.37. hden Rm/STD Re Phantom III Chassis - Radiator - Section 5250. Stand Pipe in Radiator Bottom Tank to prevent loose solder getting into Water Pump. Please receive…

scan0250 Request to fit a standpipe to a standard radiator bottom tank for freezing tests.
View original record x To HPS. from Rm/Std. 340 Rm/Std.4/MH.6.9.37. Will you please fit a stand pipe to E.89186 as instructed under By./CSI/EH.3.9.37. to a PH.III standard radiator bottom tank and hand same to Rm/Std. for…

scan0251 Request to obtain and prepare a reconditioned and a standard production matrix for inspection.
View original record X 340 To HPS. from Rm/Std. Rm/Std.4/MH.14.9.37. Will you please obtain:- (1) From the Repair Dept. - one Mk.V. Ph.III reconditioned matrix. (2) One standard Ph.III Mk.VI. matrix unit from production,…

scan0252 Cost and manufacturing methods for a Phantom III radiator yoke cross-bracing.
View original record To Hs. from Rm/Std. c. By. c. RHC. c. Mr.Wakefield Rm/Std.15/AP.21.9.37 340 Referring to Standardisation Sheet for cross-bracing at rear of Ph.III. radiator yoke, we note that this shows a saving of…

scan0253 Requesting the assembly of a Phantom III radiator matrix and tanks into a complete unit.
View original record To HPS. from Rm/Std. Rm/Std.6/MH.23.9.37. We will hand to you one Ph.III radiator matrix and top and bottom tanks. Will you please have these built up into a complete matrix unit, ready for fitting to…

scan0254 Standardising rubber hose water connections and extending changes from E series to D series chassis.
View original record To By. from Rm/Std. c. Roy/MS. On 10.5.37. we issued a standardisation sheet for rubber hose water connections in special hose, specification 1633 K, supplied by Leyland & Birmingham Rubber Co. Ltd.,…

scan0255 Requesting to fit a radiator matrix unit to car 37-MX.
View original record To HPS. from Rm/Std. 340 Rm/Std.5/AP.1.10.37 We are putting 37-MX. in the Shop today. Will you please fit to it the radiator matrix unit which you have just had built up for us. Rm/Std.

scan0256 Phantom 111 radiator, suggesting work on the rear stays is not urgent and should be postponed.
View original record S&D DV/NO [crossed out] 340 DA.4/C.11.10.37. c. Rm. ---------- Relo Rm / S&D Yoke is not going to be sent on prodn PHANTOM 111 - RADIATOR. CD. Referring to S.CD.81 F. Department have examined this…

scan0257 Instructing the transfer of radiator tanks from a scrap Ph.III matrix to a new one for car 37-EX.
View original record To HPS. from Rm/Std. + 340 Rm/Std.15/MH.14.10.37. We hand you herewith a Ph.III Radiator matrix, we have already handed a Ph.III matrix unit which is scrap, to the radiator shop. Will you please…

scan0258 Instructions for fitting a matrix unit, a Cadillac type fan, and connecting a car heater to car 37-EX.
View original record To HPS. 340 Rm/Std.8/JH.16.10.37. We are putting 37-EX car into the shop on Monday Oct. 18th. Will you please fit to it the matrix unit which we have already requested you to prepare and a Cadillac…

scan0259 Request for a scheme for a 4' deep Radiator matrix on a Phantom III vehicle.
View original record To By/NS. from Rm/Std. c. Da. Rm/Std.5/AP.16.10.37. 340 Will you please give us as soon as possible a scheme for a 4" deep Radiator matrix on Ph.III. instead of the present 3.305 (84 MM.) one. This…

scan0260 Invoice for steam valve seatings from Avon India Rubber Co. that were received without an official order.
View original record Rm/Std. 1280? G/WFH/CA39/PS.20.10.37 h/e Rm/(SD) We have an invoice from the Avon India Rubber Co.,Ltd. dated 29th September on which we are charged 4/- the lot for 2 Steam Valve Seatings EX 25779.…

scan0261 Letter from James Russell & Co. to Rolls-Royce regarding a sample of Neoprene, a petrol resisting composition.
View original record RHW Rul - 340 BRANCH. 1, PLUMPTRE STREET, NOTTINGHAM. LONDON AGENCY, 25, BUDGE ROW, CANNON STREET, LONDON. E.C.4 JAMES RUSSELL & CO. (NEWCASTLE) LTD. Telephones, NEWCASTLE - 22457. NOTTINGHAM - 40484.…

scan0262 Letter from Jas. Russell & Co. offering to provide samples for testing and to arrange a meeting.
View original record JAS. RUSSELL & CO. (NEWCASTLE) LTD. CONTINUATION. Messrs. Rolls-Royce Works Ltd. -2- 21st October, 1937 Of course, we should be very pleased indeed to make up any samples you may require for testing…

scan0263 Requesting an official order for two steam valve seatings from Avon India Rubber Co. Ltd.
View original record To Roy. from Rm/Std. c. G/WFH/CA. 1280? Rm/Std.3/AP.25.10.37. Re. G/WFH/CA39/PS.20.10.37. Will you please send an official order to the Avon India Rubber Co.Ltd., covering the supply of two steam…

scan0264 Notification to change the old-type radiator matrix on cars 36-EX and 33-EX before sale to customers.
View original record 340 Hd. Rm/FD.8/JH.1.11.37. 36-EX and 33-EX. Will you please make a note that the radiator matrix on both these cars are of the old type, and should be changed before the cars are sold to customers.…

scan0265 Non-delivery of re-conditioned Mark V matrices from Messrs. Marstons and the subsequent use of Mark VI matrices as replacements.
View original record To BY. & (Hm.) From RHC/JB. c. to Hs. c. to Hd. Ph III Rad file 340 RHC/JB2/RR.10.11.37. Indus Ry/SPO Re. MARK V. RE-CONDITIONED MATRIX. We wish to draw your attention to the fact that the Repair…

scan0266 Requesting the removal of radiator tanks to examine the matrix waterways after a cleaning process.
View original record To HPS. from Rm/Std. X 340 Rm/Std.11/MH.17.11.37. We hand you herewith a Ph.III Mk.V radiator matrix which has silted up and to which we have applied a proposed cleaning process. Will you please have…

scan0267 Summary of overheating issues on the Ph.III model, detailing the causes, remedies, and the amount of scrap involved in the matrix replacement.
View original record 340 To By. from Rm/Std. Rm/Std.9/AP.7.12.37. As requested by By. we give herewith a summary of the position with regard to Mk.V. matrix replacement on Ph.III. (1) Causes of overheating on Ph.III.…

scan0268 Record of the number of Phantom III chassis fitted with Mk.V matrices.
View original record -2- Rm/Std.9/AP.7.12.37. According to the list supplied to the Expl.Dept. by the Works and Test Dept., the number of Ph.III. chassis which left the Works with Mk.V. matrices fitted is 171 (A. series)…

scan0269 Alterations to the Phantom III radiator steam chamber and cover.
View original record c. Rm/GWH. BY/NS.10/G.15.12.37. 340 PHANTOM lll. RADIATOR. E.87149 Steam Chamber. E.87229 Cover - Steam Chamber. Will you kindly make the following alterations :- E.87149. 1.025 + 10 dia. altered to…

scan0270 Alternative shutter mounting plates for the Phantom III, recommending scheme PD.78.
View original record [Text Struck Through: By & Rm.] [Text Struck Through: By somebody] 340 STEADMAN RHC/SB.1/MC.11.1.38. [Handwritten: Uden Rm/STD] DUMMY RADIATOR SHUTTERS - PHANTOM III. ? In reply to…

scan0271 Request for a cost estimate for the anodic oxidation of aluminium parts in the water system for a Phantom III chassis.
View original record To HL/Aspley from Rm/Std. Rm/Std.4/MH.17.1.38. 34 O Will you please let us have a figure for the cost per Ph.III chassis involved if anodic oxidation of all aluminium parts in the water system is…

scan0272 Cost analysis for the anodic oxidation of Phantom III chassis aluminium water system parts.
View original record Handwritten: File 1280 340 Typed: Rm/Std. Typed: H1/EA.5/GS.21.1.38. Typed: LABORATORY. Typed: ANODIC OXIDATION OF P.III CHASSIS. ALUMINIUM WATER SYSTEM PARTS. Handwritten: W.A.Rob/S(D) Typed: Your…

scan0273 Test rig report detailing the results of corrosion tests on Phantom III engine components.
View original record RM/STD PHANTOM III CORROSION TEST - TEST RIG WITHOUT HOT BOX - STANDARD CYLINDER RUNNING TIME 100 hrs STANDING " 404 " TOTAL " 504 HRS - SLIGHT CORROSION WITH C I HOT BOX - STANDARD CYLINDERS. RUNNING…

scan0274 Request to obtain a Ph.III radiator shell from production and loan it to Messrs. Thos. Firth & John Brown Ltd.
View original record To HPS. from Rm/Std. 340 Rm/Std.2/MH.29.1.38. Will you please obtain from production one Ph.III Radiator shell complete with filler and badge, and forward it on loan to Messrs. Thos. Firth & John…

scan0275 Potential modifications to the 'D' series Phantom III radiator.
View original record 340 To By. from Rm/Std. c. RHC. 'D' SERIES PH.III - RADIATOR. We understand that the second half of Ph.III 'D' series chassis radiators is held up because of possible modifications to - (a) Matrix.…

scan0276 The corrosion of aluminium engine components on Phantom III cars and tests to mitigate it.
View original record To By. from Rm/Std. c. Hs. c. Ds. c. H1. c. RBC. Rm/Std.5/MH.21.2.38. 340 also 1280 P.III - CORROSION OF ALUMINIUM CYLINDER HEAD, CRANKCASE, WATER PUMP COVER ETC. In view of the trouble which has been…

scan0277 Engine cooling system corrosion tests, including the use of anodized parts and a corrosion inhibitor named 'No-Co-Ro'.
View original record -2- RM/Std.5/MH.21.2.38. The same water was retained in the system through-out each test. Fresh tap water being used at the commencement of each new test. In addition to these rig tests observations…

scan0278 Examination of water jacket corrosion on various car models and the testing of a corrosion inhibitor.
View original record -3- Examination of the water jackets of 32-EX car at the end of its mileage showed surprisingly little corrosion present, but it must be remembered that this car was fitted with the aluminium hot spot…

scan0279 Minimising corrosion in engine cooling systems, discussing issues with specific car models and potential solutions like anodic oxidation.
View original record -4- These facts lead us to think that one of the most effective ways of minimising corrosion is to ensure that no water loss, and hence no replenishment takes place. For preference this should be done…

scan0280 The effectiveness of a corrosion inhibitor and alternative methods like anodic oxidation for engine cooling systems.
View original record -5- (5) Corrosion Inhibitor - "No-Co-Ro" - We are not satisfied yet that this corrosion inhibitor "No-Co-Ro" really gives any advantage, particularly in an engine which is chiefly composed of…

scan0281 Summary of corrosion test rig results for different engine configurations and treatments.
View original record CORROSION TEST RIG RESULTS SHEET 1. CONDITION OF TEST NO. HOURS RUNNING NO: HOURS STANDING. TOTAL HOURS REMARKS ON CORROSION ETC. OBSERVED AT END OF TEST 1) STANDARD ENGINE NO HOT SPOT BOX FITTED. 100…

scan0282 Table of corrosion observations from tests on experimental cars.
View original record CORROSION OBSERVATIONS ON EXP: CARS. SHEET 2. CONDITION OF TEST & CAR TESTED. WHETHER IRON HOT SPOT FITTED WHETHER STEAM VALVE USED. WHETHER CORROSION INHIBITOR USED. MILEAGE COVERED UNDER…

scan0283 Photograph showing the results of a rig test on an engine cylinder block.
View original record RIG TEST 235CC

scan0284 Photograph of the 32-EX model cylinder block after a 15,000-mile test.
View original record 32-EX. 15000 Miles test. O.S. / 30.3.22

scan0285 Tests of a corrosion inhibitor submitted by Messrs. Newton, Chambers & Co., Ltd.
View original record NATIONAL PHYSICAL LABORATORY (METALLURGY DEPARTMENT) REPORT Abstract of (results obtained in) Tests of a Corrosion Inhibitor submitted by Messrs. Newton, Chambers & Co., Ltd., Grand Buildings,…

scan0286 Difficulty of adjusting the Phantom III radiator steam valve due to seizure and corrosion.
View original record DI. c to Rm. 340. STD. Hd/SB28/HR.7.3.38. W. A. Roby / STD re PHANTOM III RADIATOR STEAM VALVE. ---------------------------------- We are finding it extremely difficult to carry out any adjustments to…

scan0287 Instructions for issuing a Depot Sheet regarding the checking and maintenance of steam valves on various car series.
View original record 340. To Hd. from Rm/Std. (For Depot Sheet) Rm/Std.8/AP.6.4.38 Will you please issue a Depot Sheet instructing that the steam valves of all Ph.III. A.B. and C. series cars are checked as and when they…

scan0288 Proposing a policy to proactively re-condition old type matrices to prevent overheating complaints.
View original record 340 Hs. from Rm. By. c. RHC. c. Roy. Rm14/R.23.4.38. OVERHEATING COMPLAINTS. We have been analysing the situation since the Depot Conference. We have come to the conclusion that statistics indicate…

scan0289 Replacement of original Mk.V radiator matrices with reconditioned ones for PH.III A series cars.
View original record To Hs. By. from Rm/Std. c. Roy. c. RHC. Rm/Std.3/MH.23.4.38. PH.III MK.V RADIATOR MATRICES - A SERIES CARS. In view of the fact that out of 171 chassis fitted with the original Mk.V matrices,…

scan0290 Progress and costs of changing radiator matrices on 'A' series chassis to prevent overheating.
View original record To Rm. From RHC/SB. c. to HS. c. to By. c. to Roy. 340. [handwritten] STD [stamped] [Illegible handwriting] RHC/SB.1/MC.2.5.38. PH.111. RADIATOR MATRICES. The position with regard to changeovers of…

scan0291 Reports of leaking Phantom III radiator matrices and instructions for handling future occurrences.
View original record To Hd. from Rm/Std. c. Br. W/N. 340.. Rm/Std.2/MH.21.5.38. We note that on two Ph.III Owner's complaint sheets Nos. W.171 and N.959 cases of leaking Ph.III radiator matrices have been reported. In the…

scan0292 Requesting a report on corrosion samples and the effects of a 'No-Co-Ro' corrosion inhibitor.
View original record 340 also 1280 To Hl. from Rm/Std. Rm/Std.6/MH.21.12.38. We have recently handed to H1/Mr.Squires - (a) Some samples of corrosion product found in Ph.III steam valve towers. (b) A sample rubber hose…

scan0293 Request to analyse corrosion product removed from a Ph.III chassis radiator.
View original record 340 To H1/Mr. Squires. Rm/FJH.5/MH.24.2.39. Will you please analyse the corrosion product we have handed to you and which was removed from the radiator of Ph.III chassis 3.AX.167. Rm/FJH.

scan0294 Laboratory report detailing the analysis of a corrosion product from a radiator.
View original record 3409. Rm/F.J.H. Hl./BPS. 4/JM.2.3.39. Laboratory. Report 4777. Re: Corrosion Product from Radiator of Ph.III chassis 3.AX.167. Herewith analysis of the above corrosion product, after removal of…

Copyright Sustain, All Rights Reserved.    whatever is rightly done, however humble, is noble