Maps and diagrams showing thickness and morphology of the Paleocene Canyon coal bed in the northern Powder River Basin, western part of the Broadus 30ʹ x 60ʹ quadrangle, Montana and Wyoming /

Bibliographic Details
Corporate Author: Geological Survey (U.S.)
Other Authors: Biewick, Laura H.
Format: Government Document Map
Language:English
Published: Reston, VA : The Survey ; 1994.
Series:Coal investigations ; map C-143-A.
Subjects:
Description
Item Description:Relief shown by contours and spot heights.
Includes text, bibliography, 2 index maps, 4 ancillary maps, 2 tables and 5 diagrams.
Sheet 2 includes 4 correlation diagrams (36 sections).
Cartographic material.
Physical Description:2 maps on 1 sheet : color ; 56 x 51 cm., sheet 142 x 104 cm., folded in envelope 30 x 24 cm. + 1 data sheet (112 x 79 cm.)