Graph comparing speed-torque and ampere-torque curves for CAV and Lucas starter motors on the Goshawk chassis.
| Identifier | WestWitteringFiles\I\July1922\ Scan96 | |
| Date | 14th November 1933 | |
| SPEED-TORQUE AND AMPERE-TORQUE CURVES OF R.R. CAV AND LUCAS STARTER MOTORS FOR GOSHAWK(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)) CHASSIS AXIS LABELS: AMPERES SPEED (R.P.M) TORQUE (LB. INS) CURVE LABELS: AMPERES SPEED R.R. CAV R.R. LUCAS ANNOTATION: R.R. GOSHAWK(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)) STICKING POINT ON ENGINE SIGNATURE/DATE: H.C.L. 14.11.33 | ||
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).