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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 T&E WEST,"
“AMERICAN MINES AND MINING," " MINES, MILLS, AND FURNACES,"

Ето., ЕТc.

[graphic][merged small]

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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