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).
Photographic examples of gear score testing results related to lubrication.
| Identifier | ExFiles\Box 114\1\ scan0100 | |
| Date | 11th January 1937 guessed | |
| Fig. 17 LIGHT SCORE DUE TO LOW EP{G. Eric Platford - Chief Quality Engineer} VALUES Fig. 18 ANOTHER EXAMPLE OF GOOD LUBRICATION ON SCORE TEST | ||