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Scientific American, Vol. 49, No. 13 (September 1883) (1883)
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g. 2; are rove over two sets panying engravings is made of pointed tines or curvilinear under it and receives the load, which it transfers to and bars of steel, bolted.at their upper ends, to semicircular of sheaves, G Gr, the lower blocks of which rise to pay out dumps into the hopper located in… … SMITH'S EXCAVATING AND DREDGING APPARATUS. © 1883 SCIENTIFIC AMERICAN, INCPatented · Patents · Petroleum · Improved · Oil · Scientific American · Cement · Automatic safety · American supplement · Specific gravity · Rape seed · Western union · Portland cement · Seed oil · Sheet metal · Union underground
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