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).
List of technical modifications for a Bentley vehicle's axle, hubs, and exhaust.
| Identifier | ExFiles\Box 123\4\ scan0340 | |
| Date | 8th September 1937 | |
| -2- HPS{Horace Percy Smith - Experimental Factory Mgr}/WSC.{W. S. Cassel}4/BA.8.9.37. BENTLEY. Rear Axle. N.S.5111 Rear Axle Tie Rod. Front Hubs. GB.2663 Dia of ribs increased to assist keeping drum cool. Instructed for B23AE By's car Exhaust Fittings. LeC.5757 Wraith rubber suspension strips adpated to Bentley. 6BM 39EX. 35EX [Signature] 14-9-37 HPS{Horace Percy Smith - Experimental Factory Mgr}/WSC.{W. S. Cassel} | ||