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).
The required alterations for a Bensport speedometer, including changes to the revs per mile and scale accuracy.
| Identifier | ExFiles\Box 59\2\ Scan192 | |
| Date | 9th May 1933 | |
| x6051 Roy.{Sir Henry Royce} From Hs{Lord Ernest Hives - Chair}/Wst. c. to G/MT. c. to D/BP. Hs{Lord Ernest Hives - Chair}/Wst.4/MA.9.5.33. BENSPORT SPEEDOMETER. We are sending into the stores an A.T. speedometer which we require altering, as speedily as possible, as follows:- The revs per mile figure to be altered to 762. The scale of the mile per hour indicator to be altered so that the instrument reads 5% fast with a minus limit only of 1% at full scale. We should be glad if you will despatch this instrument with all speed and urge Messrs. Smiths re. the carrying out of the necessary work. Hs{Lord Ernest Hives - Chair}/Wst. | ||