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).
Graph showing the effect of temperature on complete car circulation and pump suction.
| Identifier | ExFiles\Box 64\1\ scan0094 | |
| Date | 23th July 1930 guessed | |
| GRAPH IV EFFECT OF TEMP. ON COMPLETE CAR CIRCULATION. RADIATOR E 79951 FLOW GAL/MIN CIRCULATION GAL/MIN DEPRESSION ON SUCTION SIDE OF THE PUMP INS HG. 2500 ENGINE R.P.M. BOTTOM WATER TEMP C° DEPRESSION SUCTION SIDE OF PUMP INS. HG. | ||