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).
Extract from a report regarding a chart of water and air temperatures taken during a 250-mile car run.
| Identifier | ExFiles\Box 24\5\ Scan296 | |
| Date | 23th July 1930 | |
| x766 x7941d No.6/AL.23.7.30. R.{Sir Henry Royce} From Hs.{Lord Ernest Hives - Chair} c. to Ag. Bor. c. to R.{Sir Henry Royce} Da.{Bernard Day - Chassis Design} c. to Ey. 24-XX The following paragraph is contained in Hancock's report of 20.7.30. -> Re. Temperatures varying with speed and air temperatures. "We are sending you a chart showing the various rises and falls of water and air temperatures during the car's mileage for 4 days. The readings are taken every 50 miles, irrespective of speed. The speed of the car is just as the traffic etc., allows. The curves therefore show what actually happens during a 250 mile run". CWH. Hs.{Lord Ernest Hives - Chair} Copy of chart attached. | ||