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).
Drawing with dimensions for a spherical thrust washer.
| Identifier | ExFiles\Box 114\1\ scan0245 | |
| Date | 21th August 1939 guessed | |
| 1.5" DIA .7" DIA THICKNESS ABOUT .028" SPHERICAL RAD SCALE 1/1 SPHERICAL THRUST WASHER | ||