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USBM OFR 23-72

Rotary drilling exploration of the Ryan Lode properties, Fairbanks mining district, Alaska

Bibliographic Reference

Warfield, R.S., and Thomas, B.I., 1972, Rotary drilling exploration of the Ryan Lode properties, Fairbanks mining district, Alaska: U.S. Bureau of Mines Open-File Report 23-72, 21 p., 4 sheets, scale 1:63,360.

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