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).
Dispatch of a special Autovac head with a larger drop valve to be fitted to a car.
| Identifier | ExFiles\Box 40\4\ Scan347 | |
| Date | 19th July 1930 | |
| JLE.{J. Lee Evans - Chassis Test Manager} From Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} 3579 HS{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}6/MJ.19.7.30. x7960 We are sending to you per bag - One special Autovac head - to be fitted to Sg{Arthur F. Sidgreaves - MD}'s car. This Autovac has a larger drop valve with a new type of hinge to increase petrol supply at high speeds and we should be obliged if you would notify Sg.{Arthur F. Sidgreaves - MD} when it is fitted on his car. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||