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).
Instruction sheet detailing the results of a battery test.
| Identifier | ExFiles\Box 54\2\ Scan190 | |
| Date | 11th October 1928 | |
| ROLLS-ROYCE LTD. INSTRUCTIONS. To E. {Mr Elliott - Chief Engineer} & C. Order No. J.C.134 Customer's No. X4617E. Re Test on Exide 6KRS+3 Battery (174) This battery has been on our bench test 36 months & has run 9,262 miles On Low Rate Discharge through a constant external resistance of 1.30w 76.5 ampere hours were obtained. All cells shewed positive weakness. On High Rate Discharge through a constant external resistance of .100w Initial amperes = 104.2 Time to 104 " = 1.5 min " " 100 " = 7.5 " " " 90 " = 18.3 " " " 86 " = 20.0 " All cells shewed negative weakness. Signed J.J. | ||