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).
Order for two specially configured Exide batteries for the Experimental Department.
| Identifier | ExFiles\Box 54\2\ Scan146 | |
| Date | 6th April 1925 | |
| To Wd. {Mr Wood / Mr Whitehead} from EFC. {E. Fowler Clarke - Electrical Engineer} X4617-8 EFC {E. Fowler Clarke - Electrical Engineer} 2/T6.4.25. RE BATTERIES. X4617-8 & X4642-3 { Would you kindly order up for the Expl. Dept. two of the up-to-date Exide batteries (one 40/50 and one 20 HP.) but made up with alternate cells with triangular grid bars with their apices facing inwards and outwards respectively. We should like to receive these in a charged condition. EFC. {E. Fowler Clarke - Electrical Engineer} | ||