| Description | 90. Valves and Pumps. 1874, 1876, 1880, 1881,1882, 1884-1886. 11 items. Pump, suction and delivery valves, well pumps etc.
Portsmouth Dockyard Extension: Sketch of pump valves - partially coloured tracing, Mar. 1874.
Courage & Co., 60 horse engine: Valves for air pump - coloured drawing, Dec. 1876.
Salford Sewage Works: Air pump suction and delivery valves - coloured drawing, Oct. 1880.
Walker & Co., Tug Boat: Details of suction and delivery valves - partially coloured drawing, Apr. 1881.
Walker & Co., "61" engine: Details of valves for air and circulating pumps - coloured drawing, Jun. 1882.
Ruston & Proctor: Details of main pump - partially coloured drawing, Apr. 1884.
Bhagulpore Water Works, India: Details of force pump, valve boxes, valve covers, air vessel and pump piston - partially coloured drawing, Sep. 1885. Details of well pump, plunger, bucket and valves - partially coloured drawing, Oct. 1885.
Calliope Graving Dock, Auckland, New Zealand: Details of main pumps - coloured drawing, Feb. 1886.
Isle of Dogs Drainage, Metropolitan Board of Works: Details of main pumps - partially coloured drawing, Jul. 1886.
Acton Main Drainage: Details of main pumps - coloured drawing, Dec. 1886. |