Rolls-Royce Archives

Rolls-Royce Experimental Archives: Box ExFiles\Box 78\3\        Box Selection

IdentifierEntry
scan0001 Record card detailing a heat test conducted on chassis 774.
View original record Heat Test. Chassis 774. air 18 Engine running 600 revs. Temperature underneath footboards. Temperature of water Special radiator, No gills windows closed. Engine running 2 hours. 64° C. 203° F. (95 C)…

scan0002 Log of engine temperature readings at 600 revs, testing a special radiator without gills.
View original record R.R. 148 (5 H) (M.C. 6599. 16.3.08) G. 5639. X496 Engine running 600 revs. & Temperature underneath footboards. Special radiator, no gills Temperature water. Temperature shop. June. 9.30 am. 18°C.…

scan0003 Log of engine and radiator temperature readings recorded over time during a test.
View original record R.R. 148 (5 H) (M.C. 6599. 16.3.08) G. 5639. X446 Engine running 600 revs. Ordinary radiator. Engine started with changed cooler radiator 1. 35. 1. 50 55° C 149° F. 74° F. 2. 0 66° 170° 2. 15 76° 189°…

scan0004 Heat test report for chassis 774, detailing temperature readings on different dates.
View original record R.R. 148 (5H) (M.C. 6599. 16.3.08) G. 5639. Heat Test by Lowe. Chassis 774 3500X496 3/10/08 Special radiator, round tubes, no gills. Window closed. Floorboards Radiator Atmosphere Running 15 mls.…

scan0005 Temperature tests comparing the performance of a new type radiator against an old type.
View original record R.R. 148. (20 H) (F. 23. 22.4.09) G. 6930. Temperature tests taken on new type radiator, engine running at the same speed under same conditions etc:- X496 Tests taken by Wooler 19/5/09 3500 Max.…

scan0006 Test log recording various temperature and petrol consumption readings during road tests.
View original record Header: R.R. 148. (20 H) (F. 23. 22.4.09) G. 6930. Sheet: II. Reference: X496 Column Headers: Test, Floor Boards Temperature, Temp° of water in Radiator, Petrol con-sumption M.P.G., Actual…

scan0007 Radiator and water temperature performance during a road test in Scotland.
View original record R.R. 148 (20 H) (F 148. 17.6 09) G. 103. 3500 X496 19th test congested Honboard & Radiator Taken by Mr Johnson in Scotland ex Walles report 20/9/09 Up Glenshee to Ballater & back from Pitlochry. Max…

scan0008 Temperature test results for a 'Silver Phantom' chassis during a hill climb on Amulree Hill.
View original record R.R. 148 (20 H) (F 148. 17.6.09.) G. 103. X496 3500 Temperature Tests. Taken by Wallis on Chassis 1106 ("Silver Phantom") on Amulree Hill, N.B. 21.9.09. 26-T Axle. LOUVRED BONNET Table: Gear used |…

scan0009 Temperature test notes for a 29 sect flat tube radiator on a Hemingway chassis.
View original record R.R. 148 (20 H) (K. 322. 30.11.09) E.P. 5480. 3500 X496 Temperature - Radiator 29 sect flat tube. In Hemingway chassis tested in 1201 & CP. Marchente & boch ( 28/5/10 & 29/5/10 ). Max. rise. water…

scan0010 Ventilation scheme, noting the advantage of louvred side guards on 'A' Steering cars.
View original record Mr Darrington for E.C. X496 3300 May 20th.1918 RE VENTILATION SCHEME. Further to my previous reports on this matter, please note that the louvred side guards should show to advantage on "A" Steering…

scan0011 Radiator tests with temperature readings taken at one-minute intervals.
View original record X496 E / Mr Barrington June 10th 1912. REPORT ON RADIATOR TESTS. Orme Evans Standard radiator, on standard chassis with louvred side strips and dashboard filled in. Average road with slight trailing…

scan0012 Temperature readings for atmospheric, water, and floorboards under varying engine loads.
View original record 2/ X496 Atmospheric. temp. Water temp. Floorboards. temp underneath. Floorboards. temp on top. 66 75 33.5 24 66 74 34 24 66 74 34 24.5 2. Standard radiator etc as above but engine doing full load 25…

scan0013 Series of temperature readings for atmosphere, water, and floorboards under two separate test conditions.
View original record m/ X446 Atmos temp. Water temp. Floor'bds temp underneath. Floor'bds temp on top. 67 87 37 22 67 92 37 22.5 68 95 37.5 22.5 68 Boiling 38 22.5 3. Same as No.2, with with bonnet off. o10 minutes…

scan0014 Data log of atmospheric, water, and floorboard temperature readings.
View original record 4 / X496 Atmos temp. Water temp Floor bds temp underneath. Floor bds. temp on top. 67 79.5 35.5 28.5 67 82. 35.5 28.5 68 83.5 35.5 28.5 68 84.5 35.5 29. 68 85. 36. 29. 69 85.5 36 29.5 69.5 88 36 29.5…

scan0015 Temperature readings from a test of a Hemingway radiator on a standard chassis during a road test.
View original record 5/ X496 Hemingway radiator on standard chassis with louvred side strips and dashboard filled in. Average road with slight trailing wind. z 1. With ordinary running 25 to 35 miles per hour. one minute…

scan0016 Engine temperature test readings at full load recorded at one-minute intervals.
View original record 6/ X496 2. As No.1. but engine doing full load one minute readings. Atmos temp. Water temp. Floorbd's temp underneath. Floorbd's temp on top. Start - 64 75 31.5 24.5 64 78 31.5 23.5 64 83 32. 23 64…

scan0017 Data log of atmospheric, water, and floorboard temperature readings.
View original record Handwritten Text: y x496 Start Cont'd Typewritten Data: Atmos. temp. | Water temp. | Floorbd's. temp underneath. | Floorbd's. temp on top. 65 | 75 | 33.5 | 26.5 65 | 77 | 33.5 | 26. 65 | 79 | 33.5 |…

scan0018 Temperature readings for a Forman radiator and floorboards during a road test with a slight trailing wind.
View original record XG46 8/ Forman radiator on standard chassis with louvred side strips and dashboard filled in. Average road with slight trailing wind. 1. With ordinary running 25 to 35 miles per hour. One minute…

scan0019 Log of temperature readings (Atmospheric, Water, Floorboards) taken at one-minute intervals with the engine at full load.
View original record 9 X496 2. As No.1. but engine doing full load 25 miles per hour. 1 minute readings. Atmos. temp. Water temp. Floor'bds temp underneath. Floor'bds temp on top. Start 72 75 40 29 72 79 41 26.5 72 83 43…

scan0020 Log of atmospheric, water, and floorboard temperature readings.
View original record 10/ X496 Atmos temp. Water temp. Floorboards temp underneath. Floorboards temp on top. Start 70 75 34 28 70 76.5 34 28.5 70 77 34 28.5 70 78 34.5 28.5 70 79.5 34.5 28.5 71 80.5 34.5 29 71 81. 34.5 29.…

scan0021 Test results for a Zimmerman radiator on a standard chassis, showing temperature readings under specific running conditions.
View original record 11 XU96 Zimmerman radiator on standard chassis with louvred side strips and dashboard filled in. Average read with slight trailing wind. 1. With ordinary running 15 miles, speed of 25 to 35 miles per…

scan0022 Engine temperature readings recorded at one-minute intervals during a full load test at 25 miles per hour.
View original record 12 X496 2. As No.1 but engine doing full load 25 miles per hour. 1 minute readings. Atmos temp. Water temp. Floorboards temp underneath. Floorboards temp on top. Start 69 75 35. 29.5 68 81.5 35. 24.…

scan0023 Table of temperature readings for atmosphere, water, and floorboards (underneath and on top).
View original record 13/ X496 Atmos temp. Water temp. Floorboards temp underneath. Floorboards temp on top. Start 68 76 32 24 68 77 32.5 25 68 80 33. 25.5 68 81.5 33.5 26. 68 84. 34. 26.5 68. 85. 34. 27. 68 85.5 34.5 27.5…

scan0024 List of weight and capacity specifications for four different types of radiators.
View original record 14/ X496 Standard radiator weight 88lbs empty. capacity 5.125 galls full. Hemingways radiator Weight 91 lbs empty. Capacity 3.0 galls. full. Zimmerman radiator Weight 77.5 lbs weight. Capacity 4.375…

scan0025 Comparison of weight and capacity for four different types of radiators.
View original record COPY. Standard radiator weight 88 lbs empty. Capacity 5.125 galls. full. Hemingways radiator weight 91 lbs empty capacity 3.0 galls full. Zimmerman radiator weight 77.5 lbs capacity 4.375 galls. full…

scan0026 Comparative water temperature tests on a dynamometer between Daimler and R.R. cars.
View original record Mr Barrington. X496 3500. Aug. 16th. 1912. RE WATER TEMPERATURE TESTS TAKEN ON DYNAMOMETER. Daimler & R.R. Cars. We attach herewith report on the above tests showing comparative tests of Daimler &…

scan0027 Water consumption tests performed on a dynamometer.
View original record R.R. 148 (20 H) (X 970. 23.5.12) G 2599 X496 Water consumption tests, taken on Dynamometer. The water was kept constant at 70°C the thermometer was in the Top water pipe from engine to radiator. Time…

scan0028 Performance comparison table of RR and Daimler engines at different RPMs under various conditions.
View original record Header: Conditions, Revs. Column Headers: 500, 1000, 1500 Sub-Column Headers: RR (HP, T), Daimler (HP, T) Row 1: Conditions: Radiator & fan off. 500 RPM - RR: HP 19.6, T 2.18; Daimler: HP 15.6, T 3.10…

scan0029 Experiments with car 1718 on the Alpine hills, focusing on water temperature.
View original record Mr Barrington. X496 3500 10.8.12 RE EXPERIMENTS WITH 1718 ON THE ALPINE HILLS. Below I give report received from my man Sinclair who is driving the above car. I am still running 1718 without the…

scan0030 Water boiling test during three ascents of Broccome Pass under different cooling configurations.
View original record Mr Barrington. REPORT OF TEST ON BROCCOME PASS. WATER BOILING Road. Good surface, winding, nine wide hairpin bends. Grade varies from 9 to 10%. Length 9 miles. 2nd gear used throughout. Weak mixture.…

scan0031 Test results for closed and louvered bonnets during ascents on the Broccene Pass, Austria.
View original record X496 3500 Tests with closed & Louvred Bonnets on Broccene Pass, taken By Sinclair with 1918 in Austria 17.9.12. Temperatures with both side windows open Ascents | Loss of Water | Atmos | Body | Foot…

scan0032 Cost comparison table for different car body styles.
View original record John & Wooler as ca standing 3500 x496 same car & some parts. Flat tube same Flat Judetis Boy. Price o.c. Water looms Jong Jonq Louvres | 65 | 40 | 66 | 36 Sloped Windscreen | 66 | 46 | 67&6 | 41 Open…

scan0033 Test results comparing water and floorboard temperatures for different radiator and bonnet configurations.
View original record R.R. 148. (20 H) (F. 23. 22.4.09) G. 6930. with diff radiators & bonnets Floorboard & Water temperatures. John & C.P. (1011 chassis) 24 & 25/7/09. on the road max. loaded Flat tube radiator. Rise in…

scan0034 Note on the boiling water temperature of a Napier 16.9HP engine during an R.A.C. test.
View original record R.R. 148 (20 II) (H. 360. 16.9.09) E.P. 4941. X 446 Temperature of boiling Water. Napier 16.9HP (6 cylin) for partic. see consump. R.A.C test. at Brooklands, including. at top of radiator, 155° F. =…

scan0035 Temperature readings from a stationary car test using a standard zig-zag type radiator.
View original record R.R. 148 (20 H) (C. 898. 26.2.09) G. 6740. Car standing No 975 Chass. Temperature readings taken with Standard Zig Zag Type Radiator (50 mesh per width) X496 loker 18/5/09 by Machine 3500 Duration of…

scan0036 Summary of temperature tests conducted on four different types of radiators.
View original record Summary of Temperature tests with various types radiators X496 '3500 Ordinary 1907 type radiator Car standing. Engine running Rise in water temp. 73°C. Floorboards 63°C. On the road. car running --…

scan0037 Record of a heat test conducted on chassis number 774.
View original record Heat Test. Chassis 774 Oct 16/08. 3500. X496 Flat tube radiator 2" deeper. Start with engine & water cold. Engine 600 revs. bonnet closed & pump disconnected. Water in radiator got to maximum in 25…

scan0038 Temperature readings taken from a special zig-zag type radiator on a standing car.
View original record R.R. 148 (20 H) (C. 898. 26.2.09) G. 6740. Car standing 3500 taken on 975 chassis by machine Temperature readings taken with special zig zag type Radiator (40 mesh per in.sq) | Duration of run | Temp.…

scan0039 Test results for floorboard and radiator temperatures on car 1008.
View original record R.R. 148. (20 H) (F. 23. 22.4.09) G. 6930. 3500 (crossed out) X496 Test of floorboards & Radiator. Taken on 1008 car. by M Royce 20/7/09 Flat tube radiator (20"). & louvred bonnet. Max Rise. water…

scan0040 Test record card detailing engine and cabin temperatures under different running conditions and routes.
View original record R.R. 148 (6 H) (C. 850, 2.2.09) G. 6654. Temperature Test. 3500 .X496 | Running Conditions | Heat of water in Radiator | Heat of Floorboards | Consumption in miles per tank | atmos. temp. | Run…

scan0041 Comparison table of engine performance data (HP and T) for different configurations at 500, 1000, and 1500 RPM.
View original record Conditions X1251 Revs. Revs: 500 Configuration: RR. Standard HP.: 19.6 T.: 2.18 Configuration: Daimler HP.: 15.6 T.: 3.10 Revs: 1000 Configuration: RR. HP.: 37 T.: 1.40 Configuration: Daimler HP.:…

scan0042 Water consumption dynamometer test comparing a Daimler against R.R. Car 1714.
View original record R.R. 148 (20 F CX 710 LT G 599) Water consumption tests taken on Dynamometer. The water was kept constant at 70°C. The thermometer was in the top water pipe from engine to Radiator. Time is how long…

scan0043 Radiator tests conducted on Wolseley, Daimler, and Lanchester vehicles for comparison.
View original record X496 From Exp. Dept. Copies for: J. R. E. Ns. Wor/EH2/L2514. May 2nd. 1914. File Report on Radiator Tests. X.1250, X.1251 & X.1252 We have made tests on the Wolseley, Daimler and Lanchester in exactly…

scan0044 Comparative table of radiator specifications and water temperature test results for Wolseley, Daimler, and Lanchester cars.
View original record Wor/EH2/L2514. Sheet. 2 Wolseley Car. Make of Radiator. | Weight. | Capacity. | Atmos. temp. | start. | Water Temp. | | | | | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 Marston. | 91.5 lbs | 3.25 gals. |…

scan0045 Competitor radiator tests (Wolseley, Daimler, Lanchester) and arranging a test for a new radiator design.
View original record H.R 235a. (150 H) (V.V. 782 27.3.14) G. 0442. To Wor. for EH. 11514 Copy to J. Copy to Na. Copy to E. R4/P 8. 5. 14. Re Radiator Tests. Wolseley X.1250. Daimler X.1251 and Lanchester X.1252.…

scan0046 Radiator tests on Wolseley, Daimler, and Lanchester models.
View original record S.S. Co. (100 H) (V.V.) 700 2-3-14) G. 9445. COPY. To Wor. for EH. 15/14 Copy to J. Copy to Na. Copy to E. R4/P 8. 5. 14. H1251 Re Radiator Tests. Wolseley X.1250. Daimler X.1251 and Lanchester…

scan0047 Proposal for a new method of testing radiators by replicating overheating conditions in a dynamometer house.
View original record 5614 To EH. from R. Copy to J. Copy to Wor. Copy to E. Copy to Na. COPY. RADIATORS. With reference to testing and comparing radiators, it seems to me that we have missed testing these in a very simple…

scan0048 Proposing a standardised testing methodology for engine and cooling system performance.
View original record 39a (150 H) (W.W. 276. 18-5-14) G. 0547. To EH. from R. 2. R6/P 30. 5. 14. by running at various speeds with a full throttle. The whole series of experiments can be run off without very much trouble,…

scan0049 Report from the Experimental Department on a new rig designed for testing radiator efficiency.
View original record From Exp. Dept. Copies for: J. R. E. Na. RE RADIATOR TESTS. We have tested several radiators on the rig which we have made to Mr Royce's instructions. The arrangement works very well and we are able…

scan0050 Diagram and description of a radiator efficiency testing apparatus and procedure.
View original record Wor/EHLf/L20714. Sheet. 2 250 gal Tank Thermometer Fan? Steam valve Thermometer Motor The outlet at the bottom of the radiator allows 2.5 gallons per minute to run away. It varies with a head of…

scan0051 Typed sheet discussing radiator efficiency, air resistance, and comparisons between different radiator models.
View original record Wpr/EH16/L20714. Sheet 3. conditions are the same. I consider these curves most instructive because they show up so clearly how the air resistance affects the efficiency of the radiator. Mr Royce…

scan0052 Graph comparing the performance of different radiator and fan configurations.
View original record Temperature of water at outlet 60° 50° 40° Revs per min of fan 600 800 1000 1200 1400 1600 1800 2000 Legend: Standard 20" radiator small fan Colonial 22" radiator large fan Moreaux 27" radiator large…

scan0053 Attaching a report from Mr. Hives on comparative tests of radiators.
View original record Wor/Mor6/B21714. RE COMPARATIVE TESTS OF RADIATORS? J. 21. 7. 14. R. z We attach herewith a report from E. Mr. Hives on the above, together with set of Na. curves showing the efficiency of each…

scan0054 Methodology for radiator performance tests.
View original record From Exp. Dept. Copies for: J. R. E. Na. Wor/EH2/L25215. February 25th. 1915. [Signature: H Royce] RE RADIATOR TESTS. Attached herewith are charts showing the result of radiator tests, the tests we…

scan0055 The test methodology and comparative data for various radiator designs.
View original record Wor/EH2/L25215. 2. supply. We also tried by measuring what HP we could set the engine at and keep the water at a certain temperature, this was also unreliable because the effect of altering the HP…

scan0056 Radiator tests, comparing different matrix sizes and analyzing airflow under the bonnet.
View original record Wor/EH2/L25215. 3. The most important point these tests prove is that the baffling point of the air is under the bonnet, the air is not restricted passing through the radiator. This point is shown up…

scan0057 Test report on the velocity of air passing through a radiator with varying engine speeds and shutter positions.
View original record Wor/EH2/L.25215. 4. Air velocity - 600ft per min. Air velocity 1500ft per min. Air Velocity 2000 ft per min. Radius of the Fan. Velocity of Air passing through Radiator at a certain point. Engine…

scan0058 Comparing the efficiency, weight, and appearance of different honeycomb radiators to address overheating.
View original record Wor/EH2/L.25215. 5. come back through the corners of the radiator when the car was travelling along the road. I consider that in future any complaints of over- heating should be tackled by making more…

scan0059 Chart showing comparative tests of the efficiency of different radiators.
View original record SEE WOH/EH2/L25215. COMPARATIVE TESTS OF EFFICIENCY OF DIFFERENT RADIATORS. 750 REVS: A STANDARD ☐ HONEYCOMB 5" MATRIX B MARSTON O HONEYCOMB 4.8" C MOREUX ◊ " 4.8" D OLD TYPE CORRUGATED TUBES E ☐…

scan0060 Graph showing comparative tests of honeycomb radiators with varying matrix thicknesses, plotting temperature drop against fan speed.
View original record SEE WOR/EH2/L25215. TESTS ON [] HONEYCOMB RADIATORS. ON FREE RADIATOR WITH STANDARD FAN REVOLVING BEHIND, DRIVEN BY ELECTRIC MOTOR. A | 3.5" MATRIX B | 4" " C | 5" " } DEPTH OF MATRIX. TEMPERATURE TO…

scan0061 Graph showing radiator cooling performance at varying atmospheric temperatures with a constant fan speed.
View original record SEE WOR/CH2/L25215 TEMPERATURE TO WHICH WATER AT 80°C DROPS AFTER PASSING THROUGH RADIATOR FROM TOP TO BOTTOM AT RATE OF 2 GALLONS PER MINUTE. WATER TEMPERATURE. TEST TAKEN ON A STANDARD RADIATOR WITH…

scan0062 Radiator test results, comparing the efficiency of Orme Evans and Marston models and suggesting improved testing procedures.
View original record C O P Y. 5/3/15 To Wor. for EH. from R. Copy to J. " " E. " " Na. R4/IB4315. March 4th. 1915. Re Radiator Tests. Wor/EH2/L25215 With reference to the testing of the radiators, I have read with great…

scan0063 Radiator efficiency testing and the comparison between different radiator types.
View original record To Wor. for EH. from R. 2. R4/IB4315. at a known low termperature to the lowest part of the pump, until you get steady working conditions with a maximum temperature in the radiator tank of say 90o.…

scan0064 Request to calculate the cooling surface of radiators being tested, comparing Orme Evans and Marstons tubes.
View original record R.R. 235A (150 H) (S.A. 209. 25-1-15) G. 0900. COPY. To E, from R. Copy to J. " " Na. " " Wor. fbr EH. 8/3/15 COPY. R5/IB5315. XC496 March 5th, 1915. Will you please work out the cooling surface of…

scan0065 Mr. Royce's preference for a Marston round tube radiator and requesting results of a bumping test.
View original record R.R. 657. (100H) (SA. 208. 25.1.15.) E.P. 7953. ROLLS-ROYCE LIMITED, NIGHTINGALE ROAD, DERBY. TELEGRAMS : "ROYCAR," DERBY. TELEPHONES : 476 (FOUR LINES). Names and indicating letter. Initial of person…

scan0066 Outlining a proposed test procedure to determine the heat dissipation capabilities of a radiator for a 200 HP engine.
View original record [Handwritten top left] 133/5 COPY. To Wor. for EH & Hy. from R. Copy to J. [Stamped diagonally] COPY. [Signature] IB/12315. March 12th.1915. [Handwritten note in top right] We have asked him to say…

scan0067 Instructions for measuring the speed and current of air in front of a radiator.
View original record To Wor. for EH & Hy from R. COPY. R4/IB12315. up to the radiator within, say a foot, and be long enough so as to have a steady current of air in all parts of its section. The fan could be of any type…

scan0068 Instruction sheet for preparing a chassis with a Marston Radiator and specific springs for a test.
View original record R.R. 300 (12 B) (WW. 598. 15.7.14) E.P. 6968. ROLLS-ROYCE LIMITED. INSTRUCTIONS. 28186 To: W. Allen Date: 16-3-19 Order No.: Customer's No.: DC496 Re: Chassis for Bumping Fork. A chassis has been…

scan0069 Outlining the proposed scheme and equipment for radiator testing.
View original record Mor. D Hoyle RE RADIATOR TEST X. J. for R. 22.3.15. M1/G22315. We send you herewith blues H.12403A and H.12403B showing scheme for testing radiators. H.12403A shews the proposed position in the…

scan0070 Continuation page of a document concerning a Renault Test.
View original record -2- J. for R 22.3.15. M1/G22315. Contd. used on Renault Test. M. [Signature]

scan0071 Setup and components for a radiator test.
View original record Mcr J. for R. RE RADIATOR TEST. R9/IB24315. 20 HP 25.3.15. M1/G25315. I am enclosing a blue H.11490 shewing in detail, the bracket we were proposing to use on above test. This is the bracket we use on…

scan0072 Cost of a bed plate and asking for advice on using existing 200 HP tackle versus scheming a new one.
View original record -2- J. for R. M1/G25315 Cont'd. No, we did not propose using a bed plate as we thought it rather expensive. We hope we have made this clear, and would like to know whether you advise us to use the 200…

scan0073 Requesting a 'bumping test' on a round tube honeycomb radiator from Marstons.
View original record COPY. To Wor. for Hy. From R. Copy to J. " " E. " " Na. R4/IB26315. March 26th.1915. RCH46 Re Radiator Tests. As soon as convenient I want you to find out whether the round tube honeycomb radiator of…

scan0074 The bumping test of a Marston round tube honeycomb radiator.
View original record From Exp. Dept. Copies for: J. R. E. Na. Wor/Hy3/L27315. March 27th.1915. H 496 Report on bumping test of Marston round tube honeycomb Radiator 4 1/4" thick. This radiator has ball underneath type…

scan0075 Specifications and sourcing of Orme Evans and Marston type radiators, noting wartime supply issues.
View original record Wor/Hy3/L27315. 2. bonded Orme Evans square tube (5" thick) which weighs 106 lbs, and this must make it less likely to give way and must also lighten the work on the radiator brackets. The radiators…

scan0076 Efficiency and strength of the Marston's round tube radiator.
View original record To Na. from R. Copy to J. " " Wox for Hy. " " E COPY. DWG/b R2/IB29315. 29th. March, 1915. Re Radiators. Na/S9/S25315. As far as the radiators are concerned, I am quite satisfied that the Marston's…

scan0077 Proposed test for honeycomb radiator leakage caused by unequal thermal expansion.
View original record To. Wer. for Hy. from R. Copy to J. " Na. EAC Replies in SO 16547/1015 R2/1B15415. April 15th.1915. Re. Radiator Bumping Tests. ----------------------- I think the honeycomb radiator should be…

scan0078 Proposal for an experiment to test radiator leaks by applying unequal temperatures across its structure.
View original record for Hy. from R. 2. R2/IB15415. COPY. Radiator Bumping Tests. Such an arrangement, I think, would leave no doubt as to the effect of unequal temperature upon the structure, and if effective at…

scan0079 Design improvements for leaky radiators used in severe war service.
View original record COPY. ex 190 copy filed in X file To E. " Wor. for Hy. } from R. Copy to J. " " Na. R1/IB30415. April 30th.1915. Re Leaky Radiators Referring to the crinkled type of radiator which is failing on the…

scan0080 The bumping test results for a Marston Zimmerman Radiator.
View original record From Exp. Dept. Copies for: J. H. E. Na. Report on bumping test of 20" X 4½" Marston Zimmerman Radiator. This radiator which has previously been bumped on 2" bumps for 30 hours without leaking, has…

scan0081 Experiments on treating crinkled radiators and favouring the round tube Marston type.
View original record COPY. [Handwritten]: SCAV/O Notg filed in SCAVOS To J. from R. R10/1B4515. My dear J: Re Leaky Radiators. We are awaiting experiments to find the best way of treating the crinkled type of radiator. In…

scan0082 Results of expansion tests on honeycomb pattern radiators.
View original record C O P Y. No 148 Hy filed on Copy To Wor. for Hy from R. Copy to J. " " E. " " Na. R7/1B25515. May 25th. 1915. Re Expansion Tests of Radiators. Thank you for the result of your experiments of keeping…

scan0083 Causes of leaky radiators and proposing experimental solutions.
View original record COPY. COPY. To Hy. from R. Copy to J. " " E. " " Na. SCM4B Copy filed under K708 R4/IB27515. May 27th.1915. Re Leaky Radiators. With reference to leaky radiators, it would be as well to go through a…

scan0084 Brief typed memo discussing the trial of diagonal and vertical bracing.
View original record To Wor. for Hy. from R. COPY 2. R4/1B27515. both diagonal and vertical bracing, then it could be tried with one only at a time. F.H.R.

scan0085 Bumping test of a 20' crinkled tube radiator with rigidly fixed side plates.
View original record To H. from Hy. Copy to J. " " E. " " Ma. [Handwritten] SCRAP [Handwritten] Copied [Handwritten] W H C Vve Wor/Hy6/L3615. June 3rd. 1915. Report on bumping test of 20" crinkled tube type Radiator…

scan0086 Requesting an investigation into chassis radiator design, specifically round versus square tubes.
View original record R.R. 23½ B (200 T) (S.E. 527. 21-2-18) G. 2129 RECEIVED X 496 EX. NOV 18 1918 November 15. 1918. BY2/KP151118. Mr Olough from BY. EH. [crossed out] c. EFC. CHASSIS RADIATOR. About the time of the…

scan0087 Standardisation of the Marston Radiator for post-war chassis.
View original record R.R. 235 B (200 T) (S.E. 527. 21-2-18) G. 2129 X.496. To By. from EH. EHL/LG.181118. 18th Nov. 1918. X.496 X.2565. RE CHASSIS RADIATOR Just before the War, it was agreed that the round tube Marston…

scan0088 Design features and improvements for a new post-war standard car model.
View original record To EH.) from R. c. to CJ. " " EFC. X.496 R5/G20.11.18. X.496. X.1295. X.3014. X.3082. X.2565.-NEW MODEL OF PRESENT STANDARD CAR FOR "AFTER-THE-WAR" With reference to 7CA. or the new model of the…

scan0089 Minutes from the 83rd meeting discussing a report on a leaking radiator for Chassis 993.
View original record x768 83rd Meeting Nov. 23rd.11. Re Radiator on Chassis 993 (Ward) Mr Nadin read a report dated 14/11/11 concerning Radiators Contd. (2) this radiator, stating that great trouble had been experienced…

scan0090 Meeting minutes discussing the issue of leaking radiators.
View original record 96th Meeting Dec.8th.11. x768 Re Mr Johnson's note to Mr Platford CJ19/D71211 in which he said - "Many of our radiators leak". The Committee point out that this matter was discussed at a previous…

scan0091 Improvements made to address leaky radiators, following a committee meeting.
View original record R.R. 235A (1col) (W 955 14.10.11) G. 2053 Re Leaky Radiators. Mr. Johnson. 9/12/11 TBB3/DL91211 This matter was discussed at the 83rd Meeting, minutes of which are attached. The Committee pointed out…

scan0092 Radiator issues, including metal composition, leaking, and potential design improvements by referencing Peugeot racers.
View original record C O P Y. COPY. To Na from R. Copy to Wor. Copy to J. R2/P 17.12.13. Re Radiators. I do not think the trouble could be got over by thickening the metal, but I am hoping the new method of suspension…

scan0093 Need to find an improved radiator design due to damage from high speeds and rough roads.
View original record C O P Y. COPY. To Mr Berend. Copy to J. Copy to Wor. R8/P 19.1.14. 2358 Marquis de Arguelles. In reference to this, we will try and find an improvement for present radiators. The Northcliffe design is…

scan0094 Departmental memo discussing radiator leakage and clearance issues with the starting handle.
View original record R.R. 636 (20 H) (PP 780. 27.3.13) E.P. 388a. ROLLS-ROYCE LIMITED, NIGHTINGALE ROAD, DERBY. +LE CANADEL. TELEGRAMS: "ROYCAR," DERBY. TELEPHONES: 476 (FOUR LINES). E2/T. 27. 4. 14. DEPARTMENTAL MEMO. X7…

scan0095 Clearance between the starting handle and the radiator on different chassis designs.
View original record R.R. 657. (100M) (XX. Hy. 27.5.13) E.P. 4330. ROLLS-ROYCE LIMITED, NIGHTINGALE ROAD, DERBY, LE CANADEL. TELEGRAMS "ROYCAR," DERBY. TELEPHONES: 476 (FOUR LINES). E2/T. 27. 4. 14. (2) Names and…

scan0096 Paint quality issues concerning white striping peeling off vehicles, and the potential damage to the company's reputation.
View original record Typed Text: This sheet must on no account go outside the establishment [Distribution List] MR. ROWLEDGE MR. HALL MR. EVERNDEN MR. ELLIOTT MR. WITHELL MR. DAVIES MR. HYDE-THOMSON MR. NIXON MR. COX MR.…

scan0097 List of numerical values and associated decimal measurements with a note at the bottom.
View original record X768 1 y.B. = .050 36 C.B. = .110 56 P.B. = .095 22 P.B. = .088 53 P.B. = .090 41 P.B. = .070 18 P.B. = .110 40 P.B. = .090 3 g.B. = .125 Recd from M T S C H [text struck through] 5374

scan0098 Measurements of the clearance between the starting handle and the radiator for various cars.
View original record R.R 235a. (150 H) (V.V. 782 27.8.14) G. 0442. Wor/Mcr5/B5514. Re Starting Handle Clearance with Radiator. X.768 E. 5.5.14. In response to your memo E2/T27.4.14, we give below the actual measurements…

scan0099 Extract from a report on chassis clearance and radiator leak issues in Spain.
View original record R.R. 235a (150 H) (W.W. 276. 12-6-14) G. 0547. 4268 Extract from Peat's report of June 3rd, 1914, sent from Spain. "Firstly as regards clearances on various parts of chassis (these points have been…

scan0100 Outlining a testing programme for various radiators to address leakage issues.
View original record R.R. 637. (1001) (VV.975. 1.5.14) E.P. 6536. ROLLS-ROYCE LIMITED, NIGHTINGALE ROAD, DERBY. TELEGRAMS : "ROYCAR," DERBY. TELEPHONES : 476 (FOUR LINES). Names and Indicating letter. Initial of person…

scan0101 Procedures for testing different types of car radiators.
View original record R.R. 657.(100H) (VV. 975. 1.5.14) E.P. 6536. ROLLS-ROYCE LIMITED, NIGHTINGALE ROAD, DERBY. TELEGRAMS: "ROYCAR," DERBY. TELEPHONES: 476 (FOUR LINES). Names and Indicating letter. Initial of person…

scan0102 Mr. Royce's views and suggested experiments on steam separating radiators.
View original record R.R. 657. (100H) (VV. 975. 1.5.14) E.P. 6536. ROLLS-ROYCE LIMITED, NIGHTINGALE ROAD, DERBY. TELEGRAMS: "ROYCAR," DERBY. TELEPHONES: 476 (FOUR LINES). Names and Indicating letter. Initial of person…

scan0103 Recurring radiator faults for Spanish clients and a specific customer's request for replacement and reimbursement.
View original record R.R. 647 (100 H.) (U.U. 913-22-7-14) B. & H. 2274. ROLLS-ROYCE LIMITED, 14 & 15, CONDUIT STREET, LONDON, W. TELEPHONES: 1654, 1655, 1656 (GERRARD) TELEGRAMS: "ROLHEAD," REG, LONDON. Names and…

scan0104 Response regarding leaky radiators, detailing improvements made to the suspension system and comparative test results.
View original record Wor/Mor32/J29115. Re. Leaky Radiators. BJ. 29.1.15. In reply to your letter BJ13/IW28115, we wish to first of all point out that, of course, Mr. Salamanca is quite wrong in his assumption that…

scan0105 Experiments and modifications to solve radiator leakage by adopting a new 'bonded honeycomb' matrix design.
View original record S.A. 132. 4-1-15) G. 0878. -2- BJ. Wor/Mcr32/J29115. We were not, however, content with this and we made a number of experiments with variously formed matrices, the best of which were called "bonded…

scan0106 Radiator failures due to road shocks, particularly on the Continent, and assigning the task of investigation.
View original record C O P Y. To J. from R. Copy to Hy 21/4/15 COPY R4/IB19315. April 19th.1915. Re Radiators. With reference to this serious question of radiators, I think the right thing to do would be to get Mr…

scan0107 Experiments and design modifications to address issues with leaky radiators.
View original record COPY. To Wor. for Hy from R. Copy to J. " " E. " " Na. R5/IB19415. April 19th. 1915. Re Leaky Radiators. With reference to leaky radiators of the standard pattern which are on the road, I think you…

scan0108 Radiator support experiments and proposals for future improvements.
View original record To Wor.for Hy. from R. 2. R5/IB19415. though, if we had a good bottom tank and supported the radiator at each side between 2" and 3" from the ends by a plate or girder running right across, the effect…

scan0109 Solutions for leaky radiators, proposing a change from crinkled tube to square tube honeycomb and a new suspension method for testing.
View original record ED/164 To R. from Hy. Copy to J. Wor/Hy2/L22415. April 22nd. 1915. Re Leaky Radiators - R5/IB19415. With reference to the question of reducing the trouble of leaky radiators of the crinkled tube type…

scan0110 The results of bumping tests on a crinkled tube radiator with a ball underneath suspension.
View original record Wor/Hy2/L22415. 2. I attach hereto a sheet giving the results of various bumping tests all on 2" alternate bumps at 105 revs. per minute. It will be noticed that there is a great improvement to the…

scan0111 Test report comparing the durability and leak performance of various radiator designs under bumping tests.
View original record Wor/Hy2/L22415. Bumping tests on various Radiators all on 2" alternate bumps at 105 revs. per minute. No. | Radiator. | Suspension. | Commenced to leak after running hrs. mins. | Test stopped after…

scan0112 Proposing a new radiator design to prevent failures during severe war service.
View original record COPY. To E. " Wor. for Hy. } from R. Copy to J. " " Na. COPY. R1/IB30415. April 30th.1915. Re Leaky Radiators Referring to the crinkled type of radiator which is failing on the road during the severe…

scan0113 Experiments on leaky radiators and favouring the round tube Marston type.
View original record COPY. ex106. To J. from R. R10/IB4515. My dear J: Re Leaky Radiators. We are awaiting experiments to find the best way of treating the crinkled type of radiator. In the meantime I am in favour of the…

scan0114 Receipt stamp and handwritten annotations.
View original record Thruce Seen Woy WOR W. M. MAY 14 1915 RECEIVED

scan0115 Bumping test of a radiator with a rough experimental method of support.
View original record From Exp. Dept. Copies for: J. R. E. Na. Wor/Hy5/L12515. May 12th. 1915. Report on bumping test of Radiator with rough experimental method of support. For this test we used one of the old experimental…

scan0116 Bumping tests on various radiators at 105 revolutions per minute.
View original record Bumping tests on various radiators all on 2" alternate bumps at 105 revs. per minute. No. | Radiator. | Suspension. | Commenced to leak after running. hrs. mins. | Test stopped after running hrs.…

scan0117 Bumping test on a crinkled radiator and proposing further experiments and modifications.
View original record COPY. COPY. To Wor. for Hy. from R. Copy to J. " " E. " " Na. R2/IB15515. May 15th. 1915. Re bumping test of Radiator with rough experimental method of support. With reference to the crinkled type of…

scan0118 The testing of a radiator with modified side plates.
View original record R.R. 657. (100H) (SA. 208. 25.1.15.) E.P. 7953. ROLLS-ROYCE LIMITED, NIGHTINGALE ROAD, DERBY. TELEGRAMS: "ROYCAR," DERBY. TELEPHONES: 476 (Four Lines). 20/188 Names and Indicating letter. Initial of…

scan0119 Radiator bumping tests, detailing the leakage and poor results of a crinkled tube 20' ball well radiator.
View original record W. O. R. Please See Wor DC168 [STAMP: W. M. RECEIVED 21 MAY 1915] /Hy6/L21515. May 21st.1915. ...bumping tests as ...y bumped another crinkled tube 20" ball well underneath radiator. This has given…

scan0120 Bumping tests conducted on different types of radiators to investigate leaks.
View original record 20168 To R. from Hy. Copy to J. " " E. " " Na. Wor/Hy6/L21515. May 21st.1915. Re Leaky Radiators. In reply to R2/IB15515. We are proceeding to repeat the bumping tests as requested in your note and…

scan0121 Experiments and design modifications to address the issue of leaky radiators.
View original record 29515 EC108 C O P Y. COPY. To Hy. from R. Copy to J. " " E. " " Na. R4/IB27515. May 27th.1915. Re Leaky Radiators. With reference to leaky radiators, it would be as well to go through a series of…

scan0122 Suggesting a method for separately testing diagonal and vertical bracing.
View original record To Wor. for Hy. from R. 2. COPY. R4/IB27515. both diagonal and vertical bracing, then it could be tried with one only at a time. F.H.R.

scan0123 Bumping test of a 20-inch crinkled tube radiator with rigidly fixed side plates.
View original record To R. from Hy. Copy to J. " " E. " " Na Report on bumping test of 20" crinkled tube type Radiator having the side plates rigidly fixed to both top and bottom tanks. This radiator was specially made to…

scan0124 Suggestion to repeat radiator experiments using substantial side plates to better carry the vertical load.
View original record C O P Y. 20468 10615 To Wor. for Hy. from R. Copy to J. " " E. " " Na. R1/IB9615. June 9th. 1915. Re Radiators. I understand from Mr Nadin that the experiments with the crinkled type of radiator…

scan0125 Experiments with and potential modifications for leaky radiators and suspension systems on cars at the front.
View original record To Na from R. Copy to J. " Wor for Hy. 17/6/15 COPY. R10/IB16615. SC 768 June 16th.1915. Re Leaky Radiators. I have a copy of Mr. Johnson's note about the radiators at the front. As you know, the…

scan0126 Telegram specifying a preference for square, vertically-bonded steel tubular pipes for radiators over crinkled pipes.
View original record Printed Text: N.B.—This Form must accompany any inquiry respecting this Telegram. POST OFFICE TELEGRAPHS. If the Receiver of an Inland Telegram doubts its accuracy, he may have it repeated on payment…

scan0127 Telegram from Royce regarding a robust test for a suspension system.
View original record To No 2 Roycar, Suspension unless absolutely Necessary Suspend must however be robust test round tube pipe and original suspension Royce

scan0128 Telegram regarding radiator design, specifying tubular pipes over crinkled or square tubes.
View original record BD/166 Copy of Telegram received 17/6/15. ROYCAR. DERBY. RE RADIATORS FOR FRONT CRINKLED PIPE NO USE SQUARE TUBE THROUGH BONDED WITH STEEL VERTICALLY AT CORNERS PREFERRED TUBULAR PIPE NEEDED BECAUSE…

scan0129 Proposing tests on a crinkled radiator design to measure deflection under load and expansion due to temperature change.
View original record C O P Y. To Wor. for Hy. from R. Copy to J. " " Na. " " E. COPY R3/IB21615. June 21st.1915. Re Radiators. ------------- With reference to the crinkled type of radiator, I shall be glad if you will…

scan0130 Proposed conversion for a crinkled tube radiator design.
View original record To Wor.for Hy. from R. COPY. 2. R3/IB21615. the side plates apart, and it was necessary to allow these to slide. I do not believe a similar experiment has been made with the crinkled type of radiator,…

scan0131 Deflection and expansion experiments carried out on a crinkled tube radiator.
View original record 20/46 To R. from Hy. Copy to J. " " E. " " By. " " Ha. Wor/Hy2/L24615. June 24th. 1915. RE RADIATORS. We have carried out experiments as requested by you in your note R3/LB21615 to obtain the amount…

scan0132 Note on the total pressure in a 22 inch radiator when water approaches boiling point.
View original record Wor/Hy2/L24614. 2. when the water approaches boiling point on a 22" radiator and that this represents a total pressure of something like 600 lbs. Hy.

scan0133 Forwarding a matter from Shell Marketing Co. regarding 'Boilerine' for consideration.
View original record Hs. RFE COPY. X 1628 EP10/F1.7.20. X 1628 RE "BOILERINE" Attached is some matter which has been sent to us by the Shell Marketing Co., which I put into your hands for consideration. If you do not…

scan0134 The purchase of Boilerine Tablets from the Shell Company for radiator maintenance.
View original record X.1628 To Ms. from hs. S.o.F.T c. to EP. Hs4/LG29.7.20. X.1628 RE "BOILERINE". X.3456. The Shell Marketing Co. have sent us some printed matter on Boilerine Tablets which are added to the water in the…

scan0135 Unfulfilled order for Boilerine Tablets placed with The Shell Marketing Co.
View original record Mr.Hives. ---------- X.1628 Wd/CGS1/DK.4.8.20. As requested in your memo of the 29th ult., reference Hs4/LG.29.7.20. we forwarded an order to The Shell Marketing Co, Duke Street, Derby, for enough…

scan0136 Instruction to stores to supply a tin of 200 'Boilerine' tablets and forward a supplier pamphlet.
View original record Hs. -------- X1628 Wd/GEA1/DK.11.8.20. We have just instructed the Stores to hand to you 1 Tin containing 200 "Boilerine" Tablets. We send you herewith Pamphlet from the Suppliers together with copy…

scan0137 Letter from Boilerine Limited regarding an order and instructions for water treatment tablets.
View original record COPY FROM:- Boilerine Limited, LONDON.S.E.15. 9th August.1920. ------------------------------------------------------ TO:- Messrs Rolls-Royce Limited, Nightingale Road, D E R B Y. Dear Sirs, We are in…

scan0138 Letter from Boilerine Limited following up on a report and requesting test results for their water treatment tablets.
View original record All dates for delivery are subject to a reasonable extension of time to be allowed in cases of strikes, lock-outs, war conditions or other circumstances beyond our control. All communications should…

scan0139 Letter from W. H. Dorman & Co. Ltd. endorsing 'Boilerine' tablets for use in engine water jackets.
View original record Established 1870. Bankers: Lloyd's Bank Ltd. Head Offices: 72, Lombard St. London, E.C.4 The Heart of a Car is the Engine SPECIALIZATION STANDARDIZATION INTERCHANGEABILITY Telegrams and Telephones:…

scan0140 Testimonial letter from W. H. Dorman & Co. recommending Boilerine tablets for preventing white deposit in engine water jackets.
View original record Established 1870. Bankers: Lloyd's Bank Ltd. Head Offices: 72, Lombard St. London, E.C.4 Telegrams and Telephones: "Dorman 121, Stafford." (2 lines) The Heart of a Car is the Engine SPECIALIZATION…

scan0141 Cover note to Mr. Hives forwarding a copy of a letter from Boilerine Ltd. concerning supplied tablets.
View original record Mr. Hives. X1628 Wd/GEA.1/AG.31.5.21. [STAMP: IHB 31 MAY 1921 RECEIVED] We attach hereto copy of a letter from Messrs. Boilerine Ltd., dated 23rd inst., concerning Tablets supplied at your request,…

scan0142 Letter from Boilerine Limited regarding a test of their descaling tablets in Eagle 8 engines.
View original record COPY ---------- BOILERINE LIMITED, 885A/897 Old Kent Road, LONDON. S.E.15. May 23rd. 1921. Ref. 7160/22. Messrs. Rolls-Royce Limited, Nightingale Road, DERBY. Dear Sirs, With reference to your order…

scan0143 The second page of a letter from Boilerine Limited, signed by the Governing Director.
View original record (2) interest you, and in concluding we might mention that we have the TWO samples here (as drawn off), if you are to see them. Herewith we take pleasure in sending you a copy of a Lecture recently…

scan0144 Recommending the standardisation of pressed radiator support brackets after successful testing.
View original record To R. from Hs. c. to CJ. c. to E. c. to Da. c. to BY. X4373 Hs4/LG25. 8. 21. X.4373 - RADIATOR SUPPORT BRACKET. We have completed 100 hours running on the Bump with the radiator support brackets made…

scan0145 Requesting the standardisation of a radiator support bracket.
View original record X.4373 To Hs. from R. R15/G31.8.21. X.4373 - RADIATOR SUPPORT BRACKET. With reference to your memo Hs4/LG25.8.21, would you kindly arrange for the standardisation of the above. R.

scan0146 Requesting cost information for a standardisation sheet on a radiator support bracket experiment.
View original record D/Rd. from Hs. X4373 Hs/LG16.9.21. X.4373 - Radiator support Bracket. Please find attachec two copies of standardisation sheet for the above experiment. Will you kindly fill in the costs and return…

scan0147 Standardisation sheet for a radiator support bracket experiment.
View original record Wor. from Hs. X.4373 hs/LG23.9.21. X.4373 - RADIATOR SUPPORT BRACKET. Please find attached copy of standardisation sheet for the above experiment. Will you kindly remark upon, sign and return at your…

scan0148 Forwarding a standardisation sheet for a radiator support bracket made from pressing instead of forging.
View original record X43/3 To R. from Hs. c. to CJ. and BJ. Hs/LG30.9.21. X.4373 - Radiator Support bracket made from pressing in place of forging. Please find attached copy of standardisation sheet for the above. Will…

scan0149 Attaching a standardisation sheet for an experiment on making a radiator support bracket from a pressing instead of a forging.
View original record To R. from Hs. c. to CJ. and BJ. c. to Wor. c. to Rg. c. to Da. c. to BY. c. to EP. c. to PN. c. to EWT. for R.R.Inc. X4373 Hs/LG20.10.21. X.4373 - RADIATOR SUPPORT BRACKET MADE FROM PRESSING IN PLACE…

scan0150 Standardisation of a radiator support bracket, changing from a forging to a pressing to reduce cost.
View original record R R 746 (5 M) (S H 268, 29-9-20) G 2354 STANDARDISATION of CHASSIS PARTS. COMPLETED 20.10.21. Date 13.9.21 X. No. 4373 Drawing No. Part List Description of Parts. Radiator support bracket made from…

scan0151 Specifications for the weight and capacity of a radiator for the standard 1630 chassis.
View original record R.R. 149 (20 H) - (W 414 13 4 11) G 1616. X767 1500 10/6/11 Radiators, Weight (corr) Standard 1630 chassis listed Weight 88 lbs (empty) Capacity 5 gals 1 pint: ? full to top brim Orme Evans. Lyfe make…

scan0152 Radiator tests comparing a standard radiator with a German radiator on chassis 1701.
View original record R.R. 148 (20 H) (W 414. 13.4.11) G 1616. X767 1500 Radiator tests Standard Radiator One trans as (see other card.) compared with a German rad. on chassis 1701 special bonnet etc. Remarks ( test body…

scan0153 Diary note for following up on a job, referencing an 'X card' for details.
View original record X767. Diary note for ~~1.5.15~~ ~~1.11.14~~ 1.11.16 Write Silvan to see if any trouble or report see X card for this job.

scan0154 Record card for a 22'x 6' German Silver radiator.
View original record R.R. 552 (5H) (PP 483. 29.1.13) G 4181. Pho. Br. Centers. Radiators 22"x 6" German Silver. W. 2411. 2412. 2413. X767 origin. ECS7/B94/14. To be fitted to Production for report. SCott with/15414.…

scan0155 Radiator tests with temperature readings under various running conditions.
View original record Radiator Tests x767 Standard radiator Orme Evans on standard chassis with louvred side strips and dashboard filled in. Average road with slight trailing wind. 1. With ordinary running 15 miles at the…

scan0156 The delivery of three German Silver radiators and a request to track their performance on chassis.
View original record R.R. 657. (100H) (VV. 663. 9.3.14) E.P. 6166. ROLLS-ROYCE LIMITED, NIGHTINGALE ROAD, DERBY. TELEGRAMS: "ROYCAR," DERBY. TELEPHONES: 476 (FOUR LINES). Names and Indicating letter. Initial of person…

scan0157 Departmental memo regarding the delivery and fitting of three German Silver radiators to production cars.
View original record R.R 475 (100 H) (PP 835 8.4.13) E.P. 3962 ROLLS-ROYCE LIMITED, NIGHTINGALE ROAD, DERBY. TELEGRAMS: "ROYCAR," DERBY. TELEPHONES: 476 (FOUR LINES). DEPARTMENTAL MEMO. x7 64 This column is for Name of…

scan0158 Fitting of three German silver radiators for wear monitoring purposes.
View original record Wor/Mcr10/L27414. Re Radiators. X.767 Mr Gilman. 27-4-14. Three Radiators made by Messrs Orme Evans 22" X 6" German silver, Nos. 2411, 2412, 2413, with phosphor bronze centres have been fitted to…

scan0159 Internal inquiry regarding reports on German Silver Radiators with phosphor bronze centres fitted to specific chassis.
View original record ROLLS-ROYCE LIMITED, NIGHTINGALE ROAD, DERBY. TELEGRAMS: "ROYCAR," DERBY. TELEPHONES: 476 (FOUR LINES). Initial of person addressed: Mr Plumpton. for Mr Gilman. Re German Silver Radiator with phoshor…

scan0160 Reporting on the wear of three German silver radiators fitted with phosphor bronze centres.
View original record Wor/Mcr11/L171114. Re Radiators. - X.767 Na. 17-11-14. In reply to your memo ECS7/B9414, we wish to state that the 3 Radiators 22" X 6" German silver fitted with phosphor bronze centres, have been…

scan0161 Letter discussing test results on engine cooling and suggestions for improving the fan and radiator.
View original record [Typed Letterhead] TELEPHONE No. GERRARD 1654. 15, CONDUIT STREET, LONDON, W. [Typed Address and Date] Grand Hotel Neues Kurhaus, Levico, South Tyrol. Sept. 8th., 1912. F.H. Royce Esq., Westwood,…

scan0162 Information on any complaints regarding specific radiators fitted to chassis 33PB, 45RB, and 47PB.
View original record ROLLS-ROYCE LIMITED, NIGHTINGALE ROAD, DERBY. TELEGRAMS: "ROYCAR," DERBY. TELEPHONES: 476 (Four Lines). Names and Indicating letter. Initial of person addressed. A Mr. ADAMS Ax Mr. ALEXEIEFF By Mr.…

scan0163 Responding to a query about the wear of three German silver radiators with phosphor bronze centres.
View original record Wor/Mcr4/L13515. Re Radiators. X.767 Na. 13.5.15. In reply to your memo ECS7/B9415, we wish to state that the 3 radiators 22" X 6" German silver, fitted with phosphor bronze centres have been fitted…

scan0164 Vehicle test conducted on Broccone Pass, detailing cooling performance over three ascents.
View original record Report on Test on Broccone Pass Road: Good surface, winding, nine wide hairpin bends. Grade varies from 7 to 10%. Length 9 miles. 2nd Gear used throughout. Weak mixture. 1st Ascent Plate off Air…

scan0165 Visit from a supplier regarding various radiator tube designs and weights.
View original record R.R. 235A (500 T) (S.D. 408. 26-4-17.) Bm. 2/156/13. X767 By from Wd c. to Mr Hives. 10th December.1918. Wd1/NJ101218. Radiators. We have had a visit from Mr.H.B.Hall, of Messrs.Orme, Evans &…

scan0166 Visit from Orme, Evans & Co. Limited regarding the supply and testing of radiators for the 40/50 chassis.
View original record By. from Wd. c. to Hcr. c. to EH. c. to OG/EH. x.767 Orme, Evans & Co. Limited. Yesterday we had a visit from Mr. Bloor, representative of this firm. He explained that he had been sent here by Mr.…

scan0167 Old type radiator from Orme Evans & Co Ltd. for experimental purposes.
View original record R.R. 235 B (200 T) (S.F. 103. 25-10-18) G. 2244. x767 c. to Mr. Hives. Wd/AW3/W4319. 4th March. 1919. Messrs. Orme Evans & Co Ltd., despatched to us on the 3rd inst., 1, 20" x 6" G.S. Radiator NO.3146…

scan0168 Notification regarding a clerical error on an advice note for a G.S. Radiator, rendering it unsuitable for experimental use.
View original record R.R. 235 B (200 T) (S.F. 103. 25-10-18) G. 2244. x767 BY. (struck through) c. to Mr. Hives. Wd/AW4/W5319. 5th Mar. 1919. With reference to ours Wd/AW3/W4319 of the 4th inst., kindly note that the 20"…

scan0169 Price reduction for standard radiators and a proposal to test a new design with larger tubes for a lower cost.
View original record X.767 By from Wd. c.to Hs. e.to Da. Wd8/NJ28.2.21. Radiators. Messrs.Orme,Evans & Co.Ltd. have been here today and have notified us of a slight reduction in price of our standard radiator with 7 m/m…

scan0170 Delivery and location of experimental radiators for the Goshawk II Chassis.
View original record X767 Chm.t. (struck through) c. to Hs. Wd/AW14/W21922. 21st Sep.1922. We have taken up with Messrs. Orme Evans & Co Ltd., regarding delivery of the experimental Radiator E.51874 and they have written…

scan0171 Letter from The Steam Fittings Co. regarding an enquiry for a 'Samson' automatic temperature regulator and requesting a sketch.
View original record X 4413 TELEGRAMS: "CINCH, WEST DRAYTON." A B C CODE. 5TH EDITION. TELEPHONE: 18 YIEWSLEY. THE STEAM FITTINGS Co., LTD., MANUFACTURERS OF LOW AND HIGH PRESSURE STEAM TRAPS, "THE WELDECK," "THE MIDGET,"…

scan0172 Introductory leaflet for automatic temperature control systems, highlighting their benefits in fuel saving and efficiency.
View original record THE STEAM FITTINGS CO. Ltd., West Drayton, Mdx. Automatic Temperature Control. INTRODUCTION. AUTOMATIC REGULATION OF TEMPERATURES has not previously received anything like the same attention in this…

scan0173 From The Steam Fittings Co. Ltd. describing Automatic Temperature Regulators for rooms and liquids.
View original record THE STEAM FITTINGS CO. Ltd., West Drayton, Mdx. Automatic Temperature Regulators For Rooms and Liquids. AUTOMATIC TEMPERATURE REGULATORS serve the purpose of maintaining constant temperatures by…

scan0174 Brochure for 'SAMSON' automatic temperature regulators for rooms and liquids, detailing their technical applications and operation.
View original record THE STEAM FITTINGS CO. Ltd., West Drayton, Mdx. “SAMSON” Automatic Temperature Regulators Are applicable to Regulation of Room temperatures, within plus-minus one degree, when heated by radiators, hot…

scan0175 Product specification sheet for 'SAMSON' Automatic Temperature Regulators, detailing its components and principle of operation.
View original record THE STEAM FITTINGS CO. Ltd., West Drayton, Mdx. "SAMSON" Automatic Temperature Regulators. The complete Standard Regulator consists of Thermostat (A), Connecting Tube (B), Valve Controller (C), and…

scan0176 Price list and specification sheet for 'Samson' Automatic Temperature Regulators for rooms.
View original record THE STEAM FITTINGS CO. Ltd., West Drayton, Mdx. “SAMSON” Automatic Temperature Regulators. PRICES OF REGULATORS FOR ROOMS. STANDARD TYPE. Valve Diam. | ½" & ⅝" | ¾" | 1" | 1¼" | 1½" | 2" | 2¼" | 2½" |…

scan0177 Price list and specification sheet for 'SAMSON' automatic temperature regulators for rooms.
View original record THE STEAM FITTINGS CO. Ltd., West Drayton, Mdx. "SAMSON" Automatic Temperature Regulators. PRICES OF REGULATORS FOR ROOMS. SELF-CONTAINED TYPE. | Valve Diam. | ½" & ⅜" | ¾" | 1" | 1¼" | 1½" | 2" |…

scan0178 Product data sheet for 'Samson' Automatic Temperature Regulators, including prices, specifications, and diagrams.
View original record THE STEAM FITTINGS CO. Ltd., West Drayton, Mdx. "SAMSON" Automatic Temperature Regulators. PRICES OF REGULATORS FOR LIQUIDS, DRYING CHAMBERS, etc. | Valve Diam. | ½" & ⅝" | ¾" | 1" | 1¼" | 1½" | 2" |…

scan0179 Dimensional specifications sheet for 'SAMSON' automatic temperature regulators.
View original record THE STEAM FITTINGS Co. Ltd., West Drayton, Mdx. "SAMSON" Automatic Temperature Regulators DIMENSIONS OF STANDARD REGULATORS. Room Type. Liquid Type. Dimensions are approximate and subject to…

scan0180 Product leaflet for S.F. Strainers from The Steam Fittings Co. Ltd.
View original record THE STEAM FITTINGS CO. Ltd., West Drayton, Mdx. S.F. STRAINERS. THE inconvenience and expense so frequently incurred by having to dismantle Temperature Regulators, Reducing Valves, Steam Traps, etc.,…

scan0181 Product data sheet for S.F. Strainers showing sizes, dimensions, weights, prices and code words.
View original record THE STEAM FITTINGS Co. Ltd., West Drayton, Mdx. S.F. STRAINERS. Size. | Dimensions, inches. A, B, C | Weight, lbs. | Price. £ s. d. | Price of Spare Screen | Code Word. ½" scr. | 2¾, 2 5/16, 5/16 | 2…

scan0182 Product sheet for automatic air valves for radiators and steam pipes.
View original record THE STEAM FITTINGS CO. Ltd., West Drayton, Mdx. AUTOMATIC AIR VALVES. For RADIATORS, STEAM PIPES, etc. Fig. 1. Fig. 2. Fig. 3. THESE AIR VALVES have been designed to meet the demand for a reliable…

scan0183 Product list of heating installation appliances from The Steam Fittings Co. Ltd.
View original record THE STEAM FITTINGS CO. Ltd., West Drayton, Mdx. Our Range of Appliances for HEATING INSTALLATIONS COMPRISES Expansion Steam Traps. The "WELLDECK," The "MIDGET," The "RAILWAY MIDGET," The "SAMSON." The…

scan0184 Product specification sheet for the 'Samson' Safety Mixing Valve.
View original record THE STEAM FITTINGS CO. Ltd., West Drayton, Mdx. THE "SAMSON" Safety Mixing Valve For HOT AND COLD WATER or STEAM AND WATER, With AUTOMATIC TEMPERATURE REGULATION. PATENTED. Diagram 'TYPE A' labels: R,…

scan0185 Specification sheet detailing dimensions and prices for 'Samson' safety mixing valves with automatic temperature regulation.
View original record THE STEAM FITTINGS Co. Ltd., West Drayton, Mdx. DIMENSIONS AND PRICES OF "SAMSON" SAFETY MIXING VALVES With Automatic Temperature Regulation. [TABLE] Type | Diameter of Connections | Dimensions | Code…

scan0186 Leaflet for The 'Samson' Thermometer from The Steam Fittings Co. Ltd., detailing its features, types, and pricing.
View original record THE STEAM FITTINGS CO. Ltd., West Drayton, Mdx. THE “SAMSON” THERMOMETER. For Hot Water Boilers, Calorifiers, Mixing Valves, etc. A METAL TUBE contains a liquid extremely sensitive to temperature…

scan0187 Letter from The Steam Fittings Co. following up on a proposal for automatically regulating engine water temperature.
View original record X4413 TELEGRAMS. "CINCH, WEST DRAYTON." A B C CODE. 5TH EDITION. TELEPHONE, 18 YIEWSLEY. THE STEAM FITTINGS Co., LTD., MANUFACTURERS OF LOW AND HIGH PRESSURE STEAM TRAPS, "THE WELDECK," "THE MIDGET,"…

scan0188 Letter of enquiry to The Steam Fitting Co. Ltd. regarding the working principles of their automatic radiators and sylphon tubes.
View original record XC4413 1304 MADE AT CROXLEY Hs6/LG. 15th. Sept. 1921. The Steam Fitting Co.Ltd., West Drayton, Middlesex, England. Dear Sirs, We should be pleased if you could let us know upon what principle your…

scan0189 Letter from The Steam Fittings Co. Ltd. regarding the functionality of their standard regulator and quoting for custom designs.
View original record TELEGRAMS: "CINCH, WEST DRAYTON." X4413 A B C CODE. 5TH EDITION. TELEPHONE: 18 YIEWSLEY. [STAMPED: SEP 20 1921 RECEIVED] THE STEAM FITTINGS Co. LTD., MANUFACTURERS OF LOW AND HIGH PRESSURE STEAM…

scan0190 Brochure for 'SAMSON' automatic temperature regulators for rooms and liquids, from The Steam Fittings Co. Ltd.
View original record THE STEAM FITTINGS CO. Ltd., West Drayton, Mdx. "SAMSON" Automatic Temperature Regulators Are applicable to Regulation of Room temperatures, within plus-minus one degree, when heated by radiators, hot…

scan0191 Product information leaflet for 'SAMSON' Automatic Temperature Regulators.
View original record THE STEAM FITTINGS CO. Ltd., West Drayton, Mdx. "SAMSON" Automatic Temperature Regulators. The complete Standard Regulator consists of Thermostat (A), Connecting Tube (B), Valve Controller (C), and…

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