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 modifications to the Maybach dogs operating the epicyclic 3rd speed and top gear.
| Identifier | ExFiles\Box 6\2\ 02-page165 | |
| Date | 13th April 1931 | |
| Y523. BY/TRD. [crossed out] c. Hs.{Lord Ernest Hives - Chair} [crossed out] c. REG. [crossed out] BY10/G.13.4.31. EPICYCLIC 3RD. R.{Sir Henry Royce} has definitely instructed that we should try the Maybach dogs, operating 3rd speed and top, on the above box, with the following modifications :- a/- 2° inclination to the face of the dogs instead of 6°. b/- 3 Teeth instead of 5 Teeth. Will you kindly put a scheme through, and issue the details as quickly as possible. BY.{R.W. Bailey - Chief Engineer} B4 [STAMP] HS{Lord Ernest Hives - Chair} RECEIVED 30 APR 1931 | ||