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).
Instructions for fitting a modified Marles type steering system to a chassis with three specific features.
| Identifier | ExFiles\Box 106\3\ scan0414 | |
| Date | 3rd October 1936 | |
| X30 To RHC.{R. H. Coverley - Production Engineer} Hs{Lord Ernest Hives - Chair}/FJH.{Fred J. Hardy - Chief Dev. Engineer}6/JH.3.10.36. GAE.20 Steering. Will you please fit a Marles type steering to the above chassis. The steering should be as standard production except for the following features :- (1) Malleable iron box. (2) Roller follower with bearing tracks ground by Messrs. Ransome & Marles, and plain rockershaft pin as on 35-EX and 22-G-V! We will supply the roller follower complete with inner races, distance piece, and 0.250 balls. (3) Special cam similar to standard except that cutting radius of track is increased. This can be obtained from Mr. Brock and is to Adamant Company's No. M.22299. Hs{Lord Ernest Hives - Chair}/F.J.Hardy. | ||