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).
Continuation list of modifications and parts for 20/25 and Bentley models.
| Identifier | ExFiles\Box 82\4\ scan0090 | |
| Date | 29th January 1935 | |
| -2- Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}3/KW.29.1.35. 20/25 Cont'd.{John DeLooze - Company Secretary} (2) 3 shorter carburetter levers. (3) Modify 3 carburetters with the external balance pipe to Scheme Lec4292. See salt The carburetters will be available when the cars come in to have the clutches modified. BENTLEY. (1) 3 sets of cantilever pedals to N.Sch.4156 modified to GL.{G. Linnett}760, and one additional set for the bumper, the diagonal stay to be deleted. (2) 3 sets of front rubber engine mounting to N.Sch.4167. 2 sets were instructed in Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}11/KW.20.9.34. (3) 2 sets of flexible gear levers to EX.16646. (4) 3 pendulum levers to fit the Peregrine steering as fitted to 5-B-IV but 7.5" long instead of 8" long, and 2 sets of parts to bring the Peregrine steering which we have allotted to the bumper and the Peregrine steering of 3-B-IV up to date, i.e., 2 sets of parts to N.Sch.4216. (5) 2 narrow pin cranks as per attached memo., and 2 crankcases, the specification for which is given in the same note. Hs{Lord Ernest Hives - Chair}/Smth.10/KW.29.1.35. (6) 3 sets of the latest lightened type cross members between the headlamps. (7) One exhaust system to Hs.{Lord Ernest Hives - Chair}1585. (8) Modifications to bring servo motors up-to-date as instructed in Hs{Lord Ernest Hives - Chair}/FJH.{Fred J. Hardy - Chief Dev. Engineer}17/KW.15.1.35. (9) 12 sets of water excluding parts to N.Sch.4348 (10) Remaining sets of ground textolite gears completed. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||