John Blake's patent self-acting hydraulic rams
Subtitle: for raising water for the supply of towns, villages, irrigation, railway stations, mansions, fountains, farms, works, feeding boilers, turbine water wheels, and hydraulic presses to a pressure of 500 pounds per square inch : no cost for motive power, which is obtained from the stream of water passing through the ram, no oiling or packing required
Publisher: John Blake
Published: 1886
Place of publication: Accrington [England]
Language: eng
Notes: Caption title.

Latest testimonial dated: 1886.