WASHINGTON, D. C., June 8, 1867,.— “7 Liberty st., New York. In an Interference between the claim ConTENTS.—Part I.—Theoretic Metallurgy of, Iron. of T. A. Weston and the patent of J. Chapter [. General Principles of the Chemistry of Iron. J. Doyle, the priority of Weston’s Il. ‘Vhe Ores of Iron.…
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