Line graph comparing Kestrel & Condor engine oil temperature curves over several days in 1927.
| Identifier | ExFiles\Box 16\2\ Scan043 | |
| Date | 25th October 1927 | |
| Top: A.D.M. 250 / V.S. Kestrel(Aero Engine) & V.S. Condor(Aero Engine) Oil Temp. Curves Copy 25.10.27 Left Axis Label: Oil Temp °C Left Axis Values: 90, 85, 80, 75, 70, 65, 60, 55, 50 Bottom Axis: Kestrel(Aero Engine) LAD [Illegible] / 27.9.27, Kestrel(Aero Engine) / 29.9.27, Condor(Aero Engine) / 1.10.27, Condor(Aero Engine) / 4.10.27, Kestrel(Aero Engine) / 13.10.27, Kestrel(Aero Engine) / 15.10.27, Kestrel(Aero Engine) / 18.10.27, Kestrel(Aero Engine) / 22.10.27 Annotation: Aircraft returned to maker for oil tank modification | ||
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).