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).
Attaching the specification for a running test of a 20/25 HP dynamo.
| Identifier | ExFiles\Box 60\2\ Scan018 | |
| Date | 2nd May 1931 | |
| X6087 By.{R.W. Bailey - Chief Engineer} from Hs{Lord Ernest Hives - Chair}/CAP. c. Sft{Mr Swift}/Mr. Brock. Hs{Lord Ernest Hives - Chair}/CAP7/ADL 2.5.31. 20/25 HP. DYNAMO. X6087 X5661 Herewith please receive Specification of running test of the above dynamo. Attached. Hs{Lord Ernest Hives - Chair}/CAP. | ||