Identifying replacement part numbers for specific bearings.
| Identifier | ExFiles\Box 8\11\ 11-page156 | |
| Date | 16th February 1939 | |
| -2- Rm {William Robotham - Chief Engineer} /Gry. {Shadwell Grylls} 6/JH.16.2.39. The bearings in question are R. {Sir Henry Royce} & M. {Mr Moon / Mr Moore} DMJT40JO and DMJT1JO replacing OM.768/9. Rm {William Robotham - Chief Engineer} /Gry. {Shadwell Grylls} | ||
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).