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 of connecting rods with their big-end bearing shells laid out for inspection.
| Identifier | ExFiles\Box 116\1\ scan0045 | |
| Date | 9th July 1938 guessed | |
| B3 S 4/A | ||