Reference note for correspondence regarding a 40/50 N.B. dynamo with 28 slot armature.
| Identifier | ExFiles\Box 68\4\ scan0065 | |
| Date | 10th April 1929 guessed | |
| X.8672 For further correspondence re 40/50 N.B. dynamo with 28 slot armature, see X.7660. 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).