La Follette, Robert M. (Robert Marion), 1855-1925, ed, La Follette, Robert M. (Robert Marion), 1855-1925, Handy, William M, Higgins, Charles · Chicago : Making of America · leaf 304
er since 1896. At presenttwo thirds of that countrys supply is derived from America. Copper is a red colored metal with a bright metallicluster. The specific gravity of finely divided copper is8.36, while that of hammered copper is 8.95. The metal isexceedingly malleable and may be rolled into thin… … AVAILABLE FOR EXPORT CONSUMPTION PRODUCT OF MINES EUROPEAN DEMAND FOR lAlPORTED COPPER LONG TONS 300000 275000 250000 225000 200000 175000 150000 125000 100000 75000 50000 25000 1 ; •1 A^ y y \. / ^—■— ^---^ X \^ / y i i ^ ^ 1 / 1 1 .-^-^ 1 , -^ -^ i 1 / : ^ ■^ 1 —— — - —t— — ■ — ———. -^ \ y . \ /…
Science -- United States History · Inventors -- America · Working class -- United States · United States -- Economic conditions · United States -- Defenses · United States -- Social conditions
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