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).
Fluid loss measurements from four points after a 500-mile test.
| Identifier | ExFiles\Box 5a\3\ 03-page307 | |
| Date | 22th June 1933 guessed | |
| - 8 - RESULT AFTER A MILEAGE OF 500. N.S.F. no leak. O.S.F. lost 1 cc. N.S.R. lost 1 1/2 cc. O.S.R. lost 1 cc. HH Hancock G.W.H. PERFECT | ||