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).
Diagram illustrating adjusting screws fitted to an eccentric bushing on a rocker arm.
| Identifier | ExFiles\Box 174\2\ img224 | |
| Date | 3rd November 1927 guessed | |
| ADJUSTING SCREWS FITTED TO, ECCENTRIC BUSHING FROM H, PLATE, ROCKER, ISS. B. EXS3 ON C3 | ||