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).
Production test results for EAC starter motors, specifically an armature test.
| Identifier | ExFiles\Box 64\1\ scan0225 | |
| Date | 7th July 1926 | |
| X7620 X.3604. PRODUCTION TEST RESULTS EAC. STARTER MOTORS ( TEST 1) Armature Date. | Motor No. | Amperes. | Volts. | Speed. | Speed/Volts. | Springs. | Remarks. 7-7-26 | G.2 | 26.2 | 6.0 | 1405 | 234 | OK | Spring made slightly weaker. 24.8.25 | ||