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 rig test results for the Goshawk Blower 144X.
| Identifier | ExFiles\Box 179b\3\ img357 | |
| Date | 14th March 1933 | |
| 3000 DEL. PRESS. TEMP EFF'Y BLOWER ONLY TEMP EFF'Y OVERALL EFF'Y GOSHAWK BLOWER 144X RIG TESTS CORRECTED TO:- STANDARD BAR: 29.92 STANDARD TEMP: 15°C DRY AIR TEST DATE: 26-1-33 DRIVE R.P.M: 3000 GEAR: 150/17 ROTOR R.P.M: 26480 ROTOR TIP SPEED: 981 S.FT/SEC POWER HORSE TEMP RISE DELIVERY PRESSURE (" HG) EFFICIENCY AIR FLOW (LBS/MIN) TEMP RISE (°C) HORSE POWER 14.3.33 | ||