Yazar
William Craven Culbertson
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Coal exploratory holes drilled in 1980 in the Birney 1
William Craven Culbertson · U.S. Dept. of the Interior, Geological Survey
Sayfa sayısı yok · 1981
Borings
Coal exploratory holes drilled in 1980 in the Birney 1p0s
William Craven Culbertson · U.S. Dept. of the Interior, Geological Survey
Sayfa sayısı yok · 1981
Borings
Three deposits of strippable lignite west of the Yellowstone River, Montana
William Craven Culbertson · U.S. G.P.O.
332 sayfa · 1954
Coal / Coal reserves / Economic Geology / Geology / Geology, Economic
