Lignitic coal interbedded with white sandstone and conglomerate on Healy Fork. Valdez Creek district, Cook Inlet region, Alaska. 1902.
Dates
Date Taken
1902
Summary
Lignitic coal interbedded with white sandstone and conglomerate on Healy Fork. Valdez Creek district, Cook Inlet region, Alaska. 1902. Plate 16-B in U.S. Geological Survey. Professional paper 70. 1910.
Summary
Lignitic coal interbedded with white sandstone and conglomerate on Healy Fork. Valdez Creek district, Cook Inlet region, Alaska. 1902. Plate 16-B in U.S. Geological Survey. Professional paper 70. 1910.
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