here - State of Arizona Department of Mines and Mineral Resources
here - State of Arizona Department of Mines and Mineral Resources
here - State of Arizona Department of Mines and Mineral Resources
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UNITED STATES DEPARTMENT OF THE INTERIOR<br />
JAMES G. WATT, Secretary<br />
GEOLOGICAL SURVEY<br />
Dallas L. Peck, Director<br />
Library <strong>of</strong> Congress Calalog-card No. GS 68-341<br />
First Printing 1968<br />
Second Printing 19SO<br />
Third Printing 1982<br />
For sale by the Superintendent <strong>of</strong> Documents. U.S. Government Printing Office<br />
Washington, D.C. 20402