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).
Starter pinion and adapting engines for an independent dynamo gear wheel mounting.
| Identifier | WestWitteringFiles\H\January1922\ Scan9 | |
| Date | 26th April 1917 | |
| R.R. 235A (500 T) (S.D. 408. 26-4-17.) Bm. 2/156/13. (2) starter pinion. (3522) Referring again to the dynamo drive we are seeing what can be done to adapt (word struck through) existing engines to an independent mounting for dynamo gear wheel. E.{Mr Elliott - Chief Engineer} (illegible signature) | ||