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).
Letter from AC-Sphinx Sparking Plug Co. Ltd. requesting information for speedometer calibration.
| Identifier | ExFiles\Box 165\2\ img016 | |
| Date | 2nd February 1937 guessed | |
| THE AC-SPHINX SPARKING PLUG CO., LTD. CONTINUATION SHEET No. 2. In addition we should like you to advise us as to the revolutions per mile on the speedo driving cable, so that we can calibrate our instrument and set the odometer gear to match. Also, will you please note that we have no sample or drawing of the speedo dial that you are at present using on your standard Bentley instrument. We shall be glad if you will send us a sample or drawing at your convenience. Assuring you of our service, we are, Yours faithfully, THE AC-SPHINX SPARKING PLUG CO.,LTD., N. F.{Mr Friese} STOCKBRIDGE, Managing Director. | ||