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).
Continued parts list specifying materials and drawing numbers for a collar, spring, rivets, and clip.
| Identifier | ExFiles\Box 139\2\ scan0359 | |
| Date | 22th October 1935 guessed | |
| cont -2- 1. Collar. Bright M.S.Bar. (Plated finish) Dwg: 41315. 1. Spring. Spring Steel. Dwg: 40167. 3. Handle Rivets. M.Steel. (Plated finish) 1. Spring Clip. Spring Steel. (Plated finish) Dwg: 41323. | ||