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).
Data relating to 'SAFEGUARD' standard brake lining.
| Identifier | ExFiles\Box 141\3\ scan0142 | |
| Date | 14th February 1933 guessed | |
| Technical Data relating to “SAFEGUARD” STANDARD BRAKE LINING. | ||