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).
Buoyancy curve graph for Phantom III F.EC 42 Stromberg carburettors with a 1/2 degree backward tilt.
| Identifier | ExFiles\Box 93\2\ scan0234 | |
| Date | 13th April 1938 guessed | |
| BUOYANCY CURVE FOR PH.III F.EC 42 STROMBERG CARS. NORMAL MOUNTING 1/2° BACKWARD TILT FLOODING POINT Y-AXIS: GRAMS THRUST ON NEEDLE. FLOAT BUOYANCY X-AXIS: FUEL LEVEL. (MEASUREMENT FROM TOP OF F/C TAKEN AT THE PUMP.) INCHES. | ||