Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 743
710 SAWS, RECIPROCATING OR STRAIGHT. … of the frame. A number of small cocks are arranged along each side of the cistern, and a smallbut constant stream from each of the cocks is received beneath in a little box; a sloping channelleads from every box across the bottom of a trough filled with sand, which mingles with the water,
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