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 the front silencer.
| Identifier | ExFiles\Box 14\6\ Scan001 | |
| Date | 24th September 1926 | |
| RR 782 REVISED (10H) (DE444 6-10-25) BM. X7230. COMPLETED 19.10.26 H4 STANDARDISATION of CHASSIS PARTS. Date 24.9.26 Description of Parts. FRONT SILENCER. Origin. Non-rusting and better lagging. (Staybright). Experimental Test Report. The present aluminium lagging quickly deteriorates. Road Test Report. 10,000 miles in France fitted to 12-EX. Remained in very good condition. Weight of Old Part. Cost of Old Part. £ 1. 8d. Weight of New Part. Cost of New Part. £ 7. 4d. Difference per Car. Difference per Car. £ 5. 8d. increase. Signature from Cost Dept. that above is correct. My/Rb.{R. Bowen} 14.10.26. X No. 7230 Drawing No. E.74696 Part List E.74635 A Scrap and replace at all costs, including Chassis already delivered to Customers. B Scrap and replace on Chassis in Works. CHASSIS C Scrap present stock and replace on all Chassis not yet handed to test. D Use existing stock Alteration effective on future Chassis. Cost of Parts in Works which will be scrapped if commenced on :- Series.........£......... Series.........£......... Series.........£......... INITIAL | DATE | REMARKS BJ. | R.X.26 | agreed. [signature] R.{Sir Henry Royce} | 1.10.26 | Agreed. FHR. WOR.{Arthur Wormald - General Works Manager} | 24.9.26 | Agreed. Wor.{Arthur Wormald - General Works Manager} RG.{Mr Rowledge} | 27.9.26 | Agreed. Rg.{Mr Rowledge} DA.{Bernard Day - Chassis Design} | 1.10.26 | Agreed. Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 11.10.26 | Agreed. BY.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 27.9.26 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer} E.{Mr Elliott - Chief Engineer} | 1.10.26 | Agreed. E.{Mr Elliott - Chief Engineer} PN.{Mr Northey} | 29.9.26 | Agreed. PN.{Mr Northey} CWB. | 25.9.26 | Agreed. CWB. Hs.{Lord Ernest Hives - Chair} | 24.9.26 | Agreed. Hs.{Lord Ernest Hives - Chair} PHANTOM (watermark) | ||