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).
Water temperature and velocity test results for a 3-Goshawk-11 engine.
| Identifier | ExFiles\Box 77\4\ scan0286 | |
| Date | 30th October 1922 | |
| V4240 30.10.22. 3-Goshawk-11. WATER TEMPERATURE. 18" Fan - full throttle - all shutters closed. Speedometer reading (top) 3rd. Gear. 20 m.p.h. Atmos: Water. Start: 8½°C 60°C 63 " 65 " 67½ Finish: 6 " 69 " 2nd. Gear. 10 m.p.h. Atmos: Water. Start: 8°C 60°C 65½ 69 70 Finish: 5 " 73 " 1st. gear. 6 m.p.h. Atmos: Water Start: 7°C 60°C 72 " 78½ 80 " Finish: 4 " 82 " Velocity Tests. Positions. 1 | 610 | 360 | 510 2 | 1300 | 980 | 760 3 | 1120 | 870 | 680 4 | 1360 | 920 | 670 5 | 1080 | 740 | 480 DICTATION | ||