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).
Instructions for building the armature for the 21.G.IV dynamo.
| Identifier | ExFiles\Box 168a\3\ img184 | |
| Date | 3rd April 1935 | |
| R.E.S. c. Hs{Lord Ernest Hives - Chair}/Wst. (6037) BY/RD5/W.3.4.35. DYNAMO FOR 21.G.IV. Will you please arrange for the armature for the above dynamo to be built up with :- D.54609. Stamping. 134 off. Stocks of this particular stamping are now available on production. Blue prints attached hereto. The commutator should also be finished in the latest production method of being turned at high speed after the micas have been uncut and the armature balanced. BY/RD. | ||