Item #47144 STRATIGRAPHY AND GEOLOGIC HISTORY OF THE MONTANA GROUP AND EQUIVALENT ROCKS, MONTANA, WYOMING, AND NORTH AND SOUTH DAKOTA: GEOLOGICAL SURVEY PROFESSIONAL PAPER 776. J. R. Gill, W A. Cobban.

STRATIGRAPHY AND GEOLOGIC HISTORY OF THE MONTANA GROUP AND EQUIVALENT ROCKS, MONTANA, WYOMING, AND NORTH AND SOUTH DAKOTA: GEOLOGICAL SURVEY PROFESSIONAL PAPER 776

Washington, DC: United States Geological Survey/USGS/Government Printing Office/GPO, 1973. Soft cover. Near Fine. Item #47144

Inscribed by Cobban on the front cover; "To John Chronic, with warmest regards from W.A. Cobban." Stratigraphic, paleontologic, and radiometric data are combined to determine the paleogeography for a part of the upper Upper Cretaceous. 37 pages with maps, sections, illustrations, and references. Bound in original stiff gray paper printed in black. A near fine copy.

Price: $25.00

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