Confirming a request for crankshaft torsional diagrams to be taken from an 8-cylinder chassis engine.
| Identifier | ExFiles\Box 124\1\ scan0184 | |
| Date | 3rd July 1939 | |
| 1942 To Lr {Mr Ellor} /MR. SHAW. from Rm {William Robotham - Chief Engineer} /Swdl. {Len H. Swindell} Rm {William Robotham - Chief Engineer} /Swdl. {Len H. Swindell} 10/MH. {M. Huckerby} 3.7.39. This memo to confirm our request that you will take some crankshaft torsional diagrams on our 8-cylinder chassis engine by means of the Sperry indicator. The object of this is to confirm the results we have obtained by means of the Summers' mechanical indicator. Rm {William Robotham - Chief Engineer} /Swdl. {Len H. Swindell} | ||
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).