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).
Acceleration tests, showing times taken to accelerate between various speeds, with handwritten calculations.
| Identifier | ExFiles\Box 11\3\ 03-page154 | |
| Date | 30th June 1930 | |
| 24-EX - 30/6/30. ACCELERATION TESTS [Handwritten column header:] Ft/Sec2 10 to 20 M.P.H. - 5.5. secs. [Handwritten:] 2.67 20 - 30 M.P.H. - 5.16 " [Handwritten:] 2.85 30 - 40 M?P.H. - 6.16 " [Handwritten:] 2.38 40 - 50 M.P.H. - 7.16 " [Handwritten:] 2.05 50 - 60 M.P.H. - 7.5 " [Handwritten:] 1.96 60 - 70 M.P.H. - 11.9 " | ||