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).
Log sheet for brake tests conducted on experimental vehicle 25-EX, detailing settings and performance over multiple days.
| Identifier | ExFiles\Box 13\1\ 01-page01 | |
| Date | 8th January 1932 | |
| (1) 87360 BRAKE TESTS. 8.1.32. 25-EX. Foot Pedal 4 3/8". Front Toggles. O.S. 1 1/4" N.S. 1 1/8". Rear Arms. O.S. 1" N.S. 1 3/8". Cold. 55 miles light running. 65 miles light running. 9.1.32. 11.1.32. 6 brakes 70 - 10 M.P.H. 10 mls. braking every 1/2 mile 40 - 10 M.P.H. 6 brakes 70 - 10 M.P.H. 10 mls. braking every 1/2 mile 40 - 10 M.P.H. 6 brakes 70 - 10 M.P.H. 10 mls. braking every 1/2 mile 40 - 10 M.P.H. 6 brakes 70 - 10 M.P.H. 10 mls. braking every 1/2 mile 40 - 10 M.P.H. 6 brakes 70 - 10 M.P.H. 10 mls. braking every 1/2 mile 40 - 10 M.P.H. 6 brakes 70 - 10 M.P.H. 142 miles. (2) 11.1.32. 6 brakes 70 - 10 M.P.H. 10 mls. braking every 1/2 mile 40 - 10 M.P.H. 6 brakes 70 - 10 M.P.H. 10 mls. braking every 1/2 mile 40 - 10 M.P.H. 6 brakes 70 - 10 M.P.H. 10 mls. braking every 1/2 mile 40 - 10 M.P.H. 6 brakes 70 - 10 M.P.H. 10 mls. braking every 1/2 mile 40 - 10 M.P.H. 6 brakes 70 - 10 M.P.H. 119 miles. Total 72 from 70 200 40 | ||