Reconnaissance of metal mining in the San Juan region, Ouray, San Juan, and San Miguel Counties, Colo.
By: by William H. King and Paul T. Allsman.
Contributors: Allsman, Paul T.; United States. Bureau of Mines.
Series: Information circular (United States. Bureau of Mines) -- 7554
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1950
Place of publication: Washington, DC
Language: eng
Number of pages: 109
Notes: Bibliogr.

1