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).
Continuation sheet listing modifications to battery components, including plates, separators, and cells.
| Identifier | ExFiles\Box 49\5\ Scan288 | |
| Date | 8th April 1921 | |
| Continuation of Stdd. Sheet. 23.3.21. (2) Slotted ebonite sheets between wood separators and positive plates (in place of sheets with circular holes). (3) Larger wooden separators projecting beyond edges of plates. (4) Rounded corners of plates. (5) Slightly thinner negative plates. (6) Improvement in lugs and passage of lugs through cell lid. {A. J. Lidsey} (7) Partial sealing in of all cells at the top to ensure further rigidity. SN {Mr Sanderson} 8 APR 1921 RECEIVED | ||