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).
Photographs and specifications for a 25-Ton and a 180-Ton Refrigeration Unit.
| Identifier | ExFiles\Box 151\3\ scan0324 | |
| Date | 26th August 1937 guessed | |
| No. 480 25 TON, 40° F. {Mr Friese} REFRIGERATION UNIT NOMINAL OPERATING STEAM PRESSURE 100 LB. GA. 85° F. {Mr Friese} CONDENSER COOLING WATER CONDENSER WATER OUTLET CONDENSER WATER INLET CHILLED WATER DISCHARGE CONDENSATE DISCHARGE SECONDARY STEAM VALVE PRESSURE GAUGE PRIMARY STEAM VALVE AUTOMATIC SHUT-OFF VALVE THERMOSTATIC SWITCH CHILLED WATER PUMP CONTROL CONDENSATE PUMP CONTROL ROSS Heat Exchanger Mfg. Co. Inc. BUFFALO, N.Y. U.S.A. No. 486. 180-Ton Ross Vacuum Refrigerating Unit for Air Conditioning in First National Bank Building, No. 2 Wall Street, New York City. | ||