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).
Delay of 20 HP dynamo noise tests pending the return of specific dynamos.
| Identifier | ExFiles\Box 165\6\ img117 | |
| Date | 2nd February 1927 | |
| X5660 To RHC.{R. H. Coverley - Production Engineer} from EPC. EFC4/T2.2.27. 20 HP. DYNAMO. NOISE TESTS. The brush tests are held up at the moment awaiting the return of dynamos Nos.665 and 1143 referred to in our EFC3/T19.1.27. We trust we shall be able to have these soon. EFC. | ||