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Scientific American, Vol. 56, No. 1 (January 1887) (1887)
leaf 13
y Tbt Som«nworth nieblne Co., to drill and c^rapiece same. Port- rial Tor that pur[>ikse. Elarly use of concrete aa a bnlld- able Hor«e Power aad Afounted lUK material. Value of concrete* MaterJols of which Steam Drilling Machines tor 100 to concrete i^ corowsed. rement concrete- London eon-… … © 1887 SCIENTIFIC AMERICAN, INC.Patented · Water · Steel · Iron · Vessel · Ocean steamers · Locomotive · Motive power · Feed water · Iron plate · Sewing machine · Address munn · Natural gas · Steam pipes · Top lights · Cubic feet
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