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).
Performance graph charting the brake efficiency and other characteristics of Sequence Motor K against torque.
| Identifier | WestWitteringFiles\T\2July1929-December1929\ Scan032 | |
| Date | 25th July 1929 guessed | |
| STARTER MOTOR BRAKE EFFICIENCY SEQUENCE MOTOR K.{Mr Kilner} ELECTRICAL H.P. EFFICIENCY VOLTAGE AMPERES B.H.P. R.P.M. TORQUE (POUND INCHES.) AMPERES E.H.P. VOLTS B.H.P. EFFICIENCY SPEED 3 | ||