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).
Two graphs showing velocity vs. time and distance vs. time for 'Spec Test No. 3'.
| Identifier | ExFiles\Box 85\1\ scan0397 | |
| Date | 9th February 1938 | |
| v fps 40 30 20 10 0 S. ft. 50 0 1 2 3 4 SECS FIG 8 SPEC TEST N°3 R.R.C°. DRIVER 1118/6 D.R.C° 9.2.38 | ||