Improvement in Pumps.
Description:
Patent relating to "improvements in double-acting pumps. The object is to devise a pump...[so] as to allow the admission of water at one end of and its discharge at the other" (lines 16-24). Includes instructions and illustration.
Date:
July 1, 1879
Creator:
Garlock, William H. & Cooke, Richard
Partner:
UNT Libraries Government Documents Department