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 results for an experimental starter motor fitted with C.M.2 brushes and extra strong springs.
| Identifier | ExFiles\Box 35\1\ scan 033 | |
| Date | 27th October 1919 | |
| 27.10.19. Mr. Clark. ----------- TEST OF EXPERIMENTAL STARTER MOTOR FITTED WITH C.M.2 BRUSHES AND EXTRA STRONG SPRINGS -------------------------------------------- Light. ------ 520 speed. 5.35 volts. 16.0 amps. Load. ----- volts 10.5 amps 101 speed 200 Load 29 lbs scale 9 lbs. Torque 301.5 lbsins. Readings taken after 20 mins. (Sgd) L.F. H.{Arthur M. Hanbury - Head Complaints} R.{Sir Henry Royce} 235A (500 T) (S.D. 408. 25-4-17) Bm. 2/156/13. | ||