Report page analysing mechanical efficiency from graphs, noting a significant power drop between the clutch and road wheels.
| Identifier | ExFiles\Box 160\2\ scan0009 | |
| Date | 5th March 1923 guessed | |
| contd:- -3- From graph 'G', that the mechanical efficiencies of the two models are very much the same. Graph 'F' confirms the large drop between the clutch and road wheel H.P., and emphasises the need for investigation in that direction. Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} | ||
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).