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).
Requesting confirmation about the fitment and effectiveness of Perfect Circle oil seals in a rear axle.
| Identifier | ExFiles\Box 90a\3\ Scan138 | |
| Date | 6th August 1935 | |
| To Hd{Mr Hayward/Mr Huddy}; from Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} L/262 Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}7/KW.6.8.35. Perfect Circle Oil Seals in the Rear Axle, to prevent oil leaking on to the Brakes. Will you please confirm that these oil seals have been fitted to the axle of B-35-AE - Hall's car. Will you also please confirm that these seals have proved effective, as far as we know, on cars to which they have been fitted. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||