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).
Photograph showing a failed 'Bumper' component after 30 hours of testing.
| Identifier | ExFiles\Box 95\3\ scan0205 | |
| Date | 12th December 1935 | |
| G.83836 BUMPER - 3" Cams. 30 HOURS. 12. 12. 35. | ||