New brake lining combination for the Wraith to prevent squeaks.
| Identifier | ExFiles\Box 154a\3\ scan0337 | |
| Date | 4th July 1939 | |
| 1310 + 606. To Mx {John H Maddocks - Chief Proving Officer} /SB. {Mr Bull/Mr Bannister} c. to Mx. {John H Maddocks - Chief Proving Officer} Rm {William Robotham - Chief Engineer} /AFM. {Anthony F. Martindale} 10/JH.4.7.39. Brake Squeaks - Wraith. We are issuing a standardisation sheet for Thermoid - Ferodo RL. brake lining combination to prevent squeaks and would like you to instruct this combination for complaint cases. Rm {William Robotham - Chief Engineer} /AFM. {Anthony F. Martindale} | ||
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).