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Scientific American, Vol. 29, No. 10 (1873) (1873)
leaf 8
t this Fair is well worthy of the atten- has been carried on during the present year on a largely in- motion of itself. The point of attachment should be so ar- tion of manufacturers and others, who propose to contribute creased scale. ranged that, when the center of gravity of the bridge is ver-… … © 1873 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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