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).
Schematic diagram of the Steam Cooled Hart system.
| Identifier | ExFiles\Box 179b\3\ img074 | |
| Date | 31th January 1933 | |
| CYL BLOCK PRES 0-10 LBS LOW LEVEL WARNING SCHEME HEADER TANK PRES 0-10 LBS ENCLOSED IN TUBE FROM ENGINE HEADER TANK TEMP. 0-100 °C TO ENGINE WATER BLEED 1 PINT PER MIN NO PRIMING STEAM LOSS WARNING VENT H.W. PUMP INLET TO H.W. PUMP TEMP. 0-100 °C COCK CONDENSER BANJO FILTER PLAIN UNION VICKERS NON-RETURN VALVE LAGGED H.W. COOLER LAGGED OUTSIDE HOTWELL HOTWELL TEMP. 0-100 °C VACUUM GAUGE STEAM COOLED HART SYSTEM ROLLS-ROYCE, LTD PRINT ROOM JAN 31 1933 DERBY. 27-1-33 | ||