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).
Letter to British Lighting & Ignition Co. Ltd. regarding the dispatch of a 20 HP dynamo for experimental testing and adaptation.
| Identifier | ExFiles\Box 53\3\ Scan232 | |
| Date | 18th June 1923 | |
| X4589 c. Wd.{Mr Wood/Mr Whitehead} EFO4/T. 18th June, 1923. The British Lighting & Ignition Co.Ltd., B.L.I.C. Works, Cheston Road, Aston, Birmingham. Dear Sirs, As arranged during the visit of your two Representatives on the 8th inst., we are to-day despatching to you one of our standard 20 H.P. chassis dynamos for you to adapt to which your electrolytic voltage control, and return to us for experimental test. As regards the terminal markings of this machine, A is the main negative brush, B the main positive brush, and C is the positive terminal of the field winding, the negative end of the field winding going to the control brush. The rotation is right handed (clock-wise) viewed on the pulley end. Yours faithfully, FOR ROLLS-ROYCE LIMITED. | ||