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Scientific American, Vol. 42, No. 22 (May 1880) (1880)
leaf 3
l station, from which the water is pumped into ing through. But the peculiar forte of these iron shields is may escape from the stack. an accumulator. A valve is arranged in the length of wrestling with huge rocks and bowlders which these warm Mr. Harrison W. Holley, of Lynchburg, Va., has patented… … as seven varieties were reported as favorably of the novel points embodied " standing well'' temperatures even IMPROVED METHOD OF OPERATING PUMPS. in Mr. Firth's communication. © 1880 SCIENTIFIC AMERICAN, INCPatented · Patents · Improved · Consists · Iron · Scientific American · Hydraulic · Welland canal · Union telegraph · Circuit court · Great deal · Wood working · Wrought iron · Patent issued · Spider crab · Tilting levers
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