Blueprint showing a cross-section of an operating mechanism for a petrol pump jig.
| Identifier | ExFiles\Box 17\5\ Scan122 | |
| Date | 28th May 1932 guessed | |
| Max Load = 3.5 Lbs Operating Mechanism on Petrol Pump Jig Harden + Grind | ||
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).