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).
Failed battery cell on car 10-EX and a request to access the battery box.
| Identifier | ExFiles\Box 54\1\ Scan321 | |
| Date | 10th January 1929 | |
| X46175 To RHC.{R. H. Coverley - Production Engineer} from EFC. EFC1/T10.1.29. BATTERY ON 10-EX. A cell has failed in this battery and we wish to change it. We should be pleased if you could arrange to have the battery box let down so as to enable us to make this change. EFC. | ||