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).
Technical graph plotting test data values, possibly related to battery performance or load testing.
| Identifier | WestWitteringFiles\Q\February1927-March1927\ 66 | |
| Date | 15th February 1927 | |
| 15 - 2 - 27 155 52 75 A.{Mr Adams} HRS. 101 LBS | ||