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).
Specifications and stock availability for Brolt lighting equipment for 40/50 HP and 20 HP models.
| Identifier | WestWitteringFiles\G\June1921\ Scan30 | |
| Date | 7th June 1921 | |
| To EFC. from R.{Sir Henry Royce} Copy to CJ. ORIGINAL R6/G14/6/21. H X.973 X.4359 X.4342 RE BROLT LIGHTING EQUIPMENT. With reference to Brolt Ltd., I think we might give them such particulars as to enable them to find out whether they have stock machines for the following:- Dynamo and Cutout for 40/50 H.P. Dynamo for 20 H.P. Starter Motor for 20 H.P. It will be noted that the dynamo for the 40/50 HP. must not exceed the size of the Smith machine, and also the dynamo and motor for the 20 H.P. must be to the dimensions that will fit the carcase, namely, 5" for the dynamo carcase and 4½" for the starter motor carcase. [Stamp: RECEIVED 7 JUN 1921] R.{Sir Henry Royce} [Handwritten Signature] | ||