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).
Modification for an A.T. Speedometer to overcome temperature effects.
| Identifier | ExFiles\Box 50\4\ Scan140 | |
| Date | 19th August 1927 | |
| X4308. To Roy {Mr H. Royce - Buyer} /Ms. from Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} c. to Mt. (Stores). Hs {Lord Ernest Hives - Chair} /Rm {William Robotham - Chief Engineer} 3/LG19.8.27. We are sending into the Stores :- 1 A.T. Speedometer No. 16265 for a 16-tooth axle. This speedometer requires the latest modification to overcome the effect of temperature on the reading of the instrument. Will you please instruct the makers accordingly. Will you also please issue the necessary instructions to Stores. Hs {Lord Ernest Hives - Chair} /Rm. {William Robotham - Chief Engineer} | ||