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 fractured connecting link.
| Identifier | ExFiles\Box 119\1\ scan0029 | |
| Date | 4th May 1937 guessed | |
| F.W.231. 50 hours. Rubber Connecting Links. 27¾ hours. Lubricated Links. | ||