From EFC to RHC requesting alterations to two 40/50 dynamos.
| Identifier | ExFiles\Box 68\4\ scan0018 | |
| Date | 1st August 1927 | |
| To RHC. {R. H. Coverley - Production Engineer} from EFC. {E. Fowler Clarke - Electrical Engineer} X8672 EFC {E. Fowler Clarke - Electrical Engineer} 1/TS.8.27. 40/50 DYNAMO. We shall be pleased if you can complete the following items at your early convenience :- X.8672. EFC {E. Fowler Clarke - Electrical Engineer} 1/LG12.7.27. - 40/50 dynamo with 28 slot armature - alteration of commutator position in relation to armature of 2 1/2°. X.8660. EFC {E. Fowler Clarke - Electrical Engineer} 1/LG21.7.27 40/50 dynamo C3. - field to be rewound with No. 24 SWG. D.C.C. EFC. {E. Fowler Clarke - Electrical Engineer} | ||
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).