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).
The power consumption of the starter system under average conditions.
| Identifier | WestWitteringFiles\H\March1922\ Scan38 | |
| Date | 13th February 1922 | |
| Contd. -4- EFC2/T13.2.22. present arranged, the starter system is definitely on the low side of the point where the minimum number of ampere minutes would be consumed when starting the engine in the average condition. EFC. | ||