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).
Test log for Edison accumulators, noting charging, receipt, and testing dates.
| Identifier | ExFiles\Box 1\7\ B001_X15 20 46 50 59-page198 | |
| Date | 2nd April 1912 | |
| copy of card. X.50 2.4.12. AET.FH. 3400 EDISON ACCUMULATORS. T.C.113 To test above. 10.4.21 - Accumulators handed to Cumley for charging. 20.4.12 Received batteries. Sheet from Mr. Royce - special folder. To test above. 16.5.12 - Testing. EH. W'W' 2355 (100 L) R H-S&T (10-12-10) G 2012 | ||