Photograph showing the condition of Hall's Metal big end bearings after a 13,000-mile test in France.
| Identifier | ExFiles\Box 114\2\ scan0226 | |
| Date | 22th November 1935 guessed | |
| Unit, -B.18 (3.5" Bore) 6.8:1 COMPRESSION RATIO. CHASSIS B.56 B.N. HALL'S METAL BIG END BEARINGS AFTER 13,000 MILES IN FRANCE. <- 1 to 6 -> | ||
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).