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).
Tests on a 49-GB car to determine if the Dorris scheme is required with a hot-spot throttle by measuring collected petrol.
| Identifier | ExFiles\Box 50\3\ Scan265 | |
| Date | 11th April 1923 | |
| Mr. Hives. from GWH. {George W. Hancock - Head Chateauroux} X4305 11.4.23. 49-GB CAR. Tests to prove whether Dorris scheme is required with hot-spot throttle - amount of petrol collected in auxiliary tank after starting up from cold. Date. Amount collected. 11.4.23 1 1/4 C.I. 12.4.23 1 1/2 " 13.4.23 4 " 14.4.23 10 3/8 " 16.4.23 8 1/2 " 17.4.23 2 " GWH. {George W. Hancock - Head Chateauroux} | ||