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).
Confirming a Goshawk Dynamo with annealed Comm Bars has been passed for testing.
| Identifier | ExFiles\Box 50\5\ Scan283 | |
| Date | 2nd February 1924 | |
| X.4333 To EFC. {E. Fowler Clarke - Electrical Engineer} from RHC. {R. H. Coverley - Production Engineer} RHC {R. H. Coverley - Production Engineer} 17/LS12.2.24. X.4383 - DYNAMO. This is to confirm having passed to you for Test, Dynamo which has annealed Comm Bars. Goshawk Dynamo M. {Mr Moon / Mr Moore} RHC. {R. H. Coverley - Production Engineer} | ||