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).
Cross-section blueprint of a petrol pump operating mechanism with load annotations.
| Identifier | ExFiles\Box 106\2\ scan0108 | |
| Date | 31th August 1932 | |
| Max Load - 3.5lbs A Max LOAD - 10 lbs ROLLS-ROYCE, LTD. PRINT ROOM AUG 31 1932 DERBY. OPERATING MECHANISM ON LEC 2907 PETROL PUMP PIT | ||