New York City record and building trades directory (1892)
New York City Record Pub. Co · Park Row, N.Y. : New York City Record Pub. Co. · leaf 116
This Engraving is a sectional view of the water end of our Patented Removable WaferCylinder with the, Adjustable Water Piston. -The benefits ofthis style of water end,is that the, natural wear is readily com-pensated for and the large slippage of water of the usual style ofDuplex Pnmps is entirely…
Building · Building laws
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