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).
Charge maintenance, a medium output dynamo, and battery capacity meters.
| Identifier | ExFiles\Box 62\3\ scan0114 | |
| Date | 20th January 1931 | |
| X6004. To E.{Mr Elliott - Chief Engineer} from EFC. EFC6/AD20.1.31. X.6004. 48 COIL MEDIUM OUTPUT P.2. DYNAMO X.4457. Answering your E2/M16.1.31, we have so far no information as to how Sg{Arthur F. Sidgreaves - MD}'s car is progressing with regard to maintenance of charge. In regard to battery capacity meters, one of which you are trying on your car, you will probably be interested in our views on these instruments which have already been expressed in a letter of ours ref. EFCl/AD. of July 9th 1929 copy of which we attach for your information. EFC. Copy of letter attached. | ||