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).
Instructions regarding the estimated weight, dimensions, and internal resistance of a battery cell.
| Identifier | ExFiles\Box 35\4\ scan 170 | |
| Date | 5th December 1922 | |
| RR 300 (20 Bks.) (SK 354 5-12-22 MP 264049) 108719 ROLLS-ROYCE LIMITED. INSTRUCTIONS. II To Order No. Customer's No. Re J.B.146. hour battery is estimated to be 77 lbs dry & with acid would be in the also above neighbourhood of 90 lbs this is within our limit, but again the dimensions would be wrong being 17" long 9" wide & 7 1/2" high. The only outstanding feature of this cell is that no separators are fitted, which would give it a low internal resistance. Signed g.g. This Sheet must be filed on completion of the work. | ||