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).
Table showing compression test results at various engine speeds for a test engine.
Identifier | ExFiles\Box 19\7\ Scan021 | |
Date | 10th August 1909 | |
R.R. 255a (100 T) S.H. No. 29. 2-20) G 2769 X.790. taken by Lowe on test engine 10.8.09. Compression at Various Speeds. 4400. Revs. Compression! 250 78 500 79 750 80.5 1000 80 1250 77,5 1500 73.5 1750 71 2000 68 EP.{G. Eric Platford - Chief Quality Engineer} | ||