1874 Print Pulsometer Steam-Boiler Vintage Machinery C. Henry Hall MAB1 DC " at Radcliffe College in

" at Radcliffe College in Cambridge

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Keywords specific to this image: Camargue

Keywords specific to this image: Factories

1874 Print Pulsometer Steam-Boiler Vintage Machinery C. Henry Hall MAB1 DC " at Radcliffe College inThis is an original 1874 halftone print of a Pulsometer in operation at distance from Steam Boiler, showing the practical arrangements of connection, manufactured by C. Henry Hall & Company, 20 Cortlandt Street, New York. This invention is a steam pump without cylinders, pistons, pistons rods, stuffing boxes, glands, eccentrics, slide valves, cranks or flywheels; consequently in such a pump there is no wearing out of pistons, rods, valves, etc., and