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 of a letter regarding sandwiching experiments with different types of batteries.
| Identifier | ExFiles\Box 54\1\ Scan081 | |
| Date | 11th December 1925 | |
| -2- Contd. for our sandwiching experiments these are of the latest type, whereas some sandwich batteries we made up as long ago as 11.12.25would contain cells of the earlier type. Yours sincerely, HYDEVL CBQXTEA | ||