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).
Instructions for fitting thermometers and oil pressure gauges to specific cars for France.
| Identifier | ExFiles\Box 109\4\ scan0091 | |
| Date | 15th June 1939 | |
| 6664 400C To HPS.{Horace Percy Smith - Experimental Factory Mgr} Rm{William Robotham - Chief Engineer}/IMW.{Ivan M. Waller - Head of Chateauroux}10/JH.15.6.39. CARS FOR FRANCE. Will you please fit the following :- 14.B.V. 1. A pocket for a Negretti thermometer in the main oil pipe from the pump to the relief valve. 2. Oil gauge to show pressure in damper control line. 30.G.VII. 1. Oil temperature thermometer to connect to union in front end of main oil gallery. 2. Oil gauge to show pressure in damper control line. The thermometers can be obtained from Rm{William Robotham - Chief Engineer}/ABR.{A. B. Roberts} and the pressure gauges have already been supplied. Instruments to be mounted below instrument board one at each end, as far into the corners as possible. Rm{William Robotham - Chief Engineer}/IMW.{Ivan M. Waller - Head of Chateauroux} | ||