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).
Sending an A.C. speedometer for inspection and arranging for a new instrument with a concave dial.
| Identifier | ExFiles\Box 165\2\ img033 | |
| Date | 2nd March 1937 | |
| Hs.{Lord Ernest Hives - Chair} 6011 Rm{William Robotham - Chief Engineer}/Wst.20/AP.2.3.37. We send you herewith as promised, the inside of a standard A.C. speedometer for your inspection. We are arranging for them to make up for us an instrument with a concave dial similar to our standard instrument and this should be ready for test in approximately 10 days time. Rm{William Robotham - Chief Engineer}/Wst. | ||