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).
Bump test report on the front springs rear anchorage, detailing running time, failures, and average life.
| Identifier | ExFiles\Box 119\2\ scan0187 | |
| Date | 26th March 1924 | |
| X1331/2 26-3-24. BUMP TEST OF FRONT SPRINGS REAR ANCHORAGE. (N.SCH. 1706.) RUNNING TIME (TO DATE). = 96 HRS. 45 MINS. SPRING FAILURES { NEAR SIDE = 4, OFF SIDE = 5 } TOTAL = 9. AVERAGE LIFE OF SPRINGS. NEAR SIDE = 24 HRS. 11 MINS. OFF SIDE = 19 HRS. 21 MINS. IRRESPECTIVE OF POSITION = 21 HRS. 30 MINS. [Initialed EHH] | ||