Chart showing engine R.P.M. for various cars at 60 M.P.H.
| Identifier | ExFiles\Box 156\4\ scan0135 | |
| Date | 3rd November 1943 | |
| 1330 Chas To. Wym {G. Harold Whyman - Experimental Manager} /GB. from Ev {Ivan Evernden - coachwork} /JD. {J. Draper - Frames} Ev {Ivan Evernden - coachwork} /JD. {J. Draper - Frames} 6/GAB.3.11.43. c. to. Wym. {G. Harold Whyman - Experimental Manager} c. to. Rm. {William Robotham - Chief Engineer} WYNN Please put on my board but only ratios exactly as run at present Rm {William Robotham - Chief Engineer} CLAN CARS Please receive herewith a print of PL.2791. Chart Shewing Engine R.P.M. at 60 M.P.H. of the cars at the Clan. Also included are the following cars:- Myth. Proposed Development. Rippletto Proposed Development. 33G.VII with 7.000 x 16.000. 33G.VII with 7.500 x 16.000 11.BV. 4 B.50. The information shown was issued to you under cover of memos. Ev {Ivan Evernden - coachwork} /JD. {J. Draper - Frames} 2/GAB.27.9.43. and Ev {Ivan Evernden - coachwork} /JD. {J. Draper - Frames} 7/JH.22.10.43. and is incorporated on the above mentioned chart for convenience. Ev {Ivan Evernden - coachwork} /JD. {J. Draper - Frames} Rm {William Robotham - Chief Engineer} This is what we have done. Wym {G. Harold Whyman - Experimental Manager} | ||
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).