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SILVER AND GOLD: :

AN ACCOUNT OF

THE MINING AND METALLURGICAL INDUSTRY

OF THE UNITED STATES,

WITH REFERENCE CHIEFLY TO THE PRECIOUS METALS.

BY

ROSSITER W. RAYMOND, Ph. D.,

COMMISSIONER OF MINING STATISTICS ; PRESIDENT OF THE AMERICAN INSTITUTE OF MINING ENGINEERS ;
EDITOR OF THE ENGINEERING AND MINING JOURNAL ; AUTHOR OF MINES OF THE WEST,”
AMERICAN MINES AND MINING, MINES, MILLS, AND FURNACES,"

ETC., ETC.

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Entered according to Act of Congress, in the year 1873,

BY J. B. FORD AND COMPANY,

in the Office of the Librarian of Congress, at Washington.

UNIVERSITY PRESS: WELCH, BIGELOW, & Co.

CAMBRIDGE.

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