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).
The testing of a modified 'Phantom III' petrol pump switch.
| Identifier | ExFiles\Box 168a\2\ img343 | |
| Date | 9th July 1937 | |
| To Rm{William Robotham - Chief Engineer}/Wst. 6139 BY/RD.5/B.9.7.37. "PHANTOM III" PETROL PUMP SWITCH. We hand you herewith a Petrol Pump Switch, which has been modified in order to give a satisfactory scrubbing effect on the contact points. Will you please have this tested as soon as possible. BY/RD | ||