From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Standardisation of parts for a lightened air silencer.
| Identifier | ExFiles\Box 85\4\ scan0153 | |
| Date | 15th June 1935 | |
| RR 7559 (SH) (69654. 19-9-34) BM. 3/1832/5. COMPLETED 30.1.36. BENTLEY STANDARDISATION of PARTS. Date 15.6.35. X No. 208. Drawing No. EB.2577 Part Arrg t. List EB.2557 Description of Parts. LIGHTENED AIR SILENCER. Origin. To reduce weight. Report of Experimental Test. Fitted to 5-B-IV and ran 12,000 miles in France. Remained in good condition. Was efficient as a silencer. Weight of Old Part. Weight of New Part. Difference per Car. £ Negligible Cost of Old Part. £ Cost of New Part. £ Difference per Car. £ Cost of Parts in Works which will be scrapped if commenced on:- Series…£… Series…£… Series…£… Signature from Cost Dept. that above is correct. G/RK 9-10-35. INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 29-1-36 | Agreed Sg.{Arthur F. Sidgreaves - MD} WOR.{Arthur Wormald - General Works Manager} | 11.10.35. | Agreed Wor.{Arthur Wormald - General Works Manager} C. | 11.10.35. | Agreed C. RG.{Mr Rowledge} | | DA.{Bernard Day - Chassis Design} | 28.10.35. | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 11.10.35. | Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 11.10.35. | Agreed EP.{G. Eric Platford - Chief Quality Engineer} But should like to try this as soon as possible. E.{Mr Elliott - Chief Engineer} | 8.1.36. | Agreed E.{Mr Elliott - Chief Engineer} This mod. is covered now also for big bore, which has the lighter gauge. SFT.{Mr Swift} | 12.10.35. | Agreed Sft.{Mr Swift} MX.{John H Maddocks - Chief Proving Officer} | 11.10.35. | Agreed Mx.{John H Maddocks - Chief Proving Officer} HS.{Lord Ernest Hives - Chair} | 10.10.35. | Agreed Hs.{Lord Ernest Hives - Chair} STAMPED: 10-10-35 STAMPED: J.S. 29 JAN 1936 | ||