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 from a battery manufacturer regarding the development and testing of two sample batteries.
| Identifier | ExFiles\Box 164\2\ img058 | |
| Date | 9th November 1940 | |
| TELEPHONE RAINHAM 34 TELEGRAMS (ESSEX) LONDON OFFICE: 50 GROSVENOR GARDENS S.W.1 Manufacturers of Accumulators for over 50 years. PETO & RADFORD Proprietors - Pritchett & Gold and E.P.S. Company Ltd. WORKS DAGENHAM DOCK ESSEX. YOUR REF Rm{William Robotham - Chief Engineer}/RC{R. Childs}4/EHT. OUR REF ESC/7. 9th November, 1940. Messrs. Rolls-Royce, Ltd. DERBY. Dear Sirs, We thank you for your letter of the 28th October asking for particulars of a lighter 6-HZD9-S battery suitable for automobile work, and we herewith confirm the conversation which the Writer had with Mr. Childs at Belper on Monday last. We will build up two sample batteries, both of which will be lighter than the 6-HZD9-S and if you will let us know the currents at which these are to discharge, we will arrange to carry out the necessary tests at a temperature of 80° F.{Mr Friese} When this has been done we will let you have the full results together with a schedule of capacities and weights, etc. Yours faithfully, PETO & RADFORD. E.S. Chapman | ||