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 showing the brake efficiency of a Sequence Starter G.2.
| Identifier | WestWitteringFiles\T\2July1929-December1929\ Scan031 | |
| Date | 25th July 1929 guessed | |
| STARTER MOTOR BRAKE EFFICIENCY. SEQUENCE STARTER G.2. Y-AXIS LABELS (from left to right): ELECTRICAL H.P. EFFICIENCY VOLTAGE AMPERES B.H.P R.P.M. X-AXIS LABEL: TORQUE (POUND INCHES) CURVE LABELS: AMPERES E.H.P. B.H.P. VOLTS EFFICIENCY SPEED OTHER TEXT: 2 (Handwritten in red in top right corner) | ||