Search Results - Oil-shales.
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Organic geochemistry of black shales, marlstones, and oils of middle Pennsylvanian rocks from the northern Denver and southeastern Powder River Basins, Wyoming, Nebraska, and Color...
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; For sale by Book and Open-File Report Sales, 1992Subjects: “…Oil-shales Denver Basin.…”Description: iv, 44 pages : illustrations, map ; 28 cm.
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