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).
Requesting the installation of a tested Ferranti chassis type ammeter on vehicle 9-EX.
| Identifier | ExFiles\Box 168\5\ img144 | |
| Date | 22th September 1928 | |
| V3498 To HHC, from EFC. c. HS{Lord Ernest Hives - Chair}/AIL. EPCF/T22.9.28. FERRANTI AMMETER. Herewith we hand to you a Ferranti chassis type ammeter which has been duly tested and found satisfactory in our laboratory. Would you please arrange to have this put on 9-EX in place of the standard ammeter at present thereon, which please return to us. EFC. | ||