Isopach maps, perspective projections, and correlation diagrams of the Paleocene Flowers-Goodale coal resource unit in the northern Powder River Basin, Birney and Broadus 30ʹ x 60ʹ quadrangles, Montana-Wyoming /

Bibliographic Details
Corporate Author: Geological Survey (U.S.)
Other Authors: Biewick, Laura H., McLellan, Marguerite W.
Format: Government Document Map
Language:English
Published: Reston, Va. : The Survey ; 1990.
Series:Coal investigations ; map C-136-A.
Subjects:
Description
Item Description:Relief shown by contours and spot heights.
Includes text, bibliography, and index map.
Cartographic material.
Physical Description:2 maps on 1 sheet : color ; 56 x 131 cm. and 38 x 68 cm., sheet 105 x 137 cm. + 1 sheet (104 x 68 cm.), folded in envelope 30 x 24 cm.