Structural relations of formations at Willow mine. Colfax County, New Mexico. 1910.
Dates
Date Taken
1910
Summary
Structural relations of formations at Willow mine, Van Houten: one of the openings of the mine showing the conglomerate resting on coal. Colfax County, New Mexico. 1910. Plate 9-B in U.S. Geological Survey. Professional paper 101. 1917.
Summary
Structural relations of formations at Willow mine, Van Houten: one of the openings of the mine showing the conglomerate resting on coal. Colfax County, New Mexico. 1910. Plate 9-B in U.S. Geological Survey. Professional paper 101. 1917.
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