Geologic and biostratigraphic map of the Pierre shale in the Canon City-Florence Basin and the Twelvemile Park area, south-central Colorado /

Bibliographic Details
Main Author:	Scott, Glenn R., 1918-2012
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Cobban, William A., 1916-2015
Format:	Government Document Map
Language:	English
Published:	Reston, Va. : The Survey, 1975.
Series:	Miscellaneous investigations series (Geological Survey (U.S.)) ; map I-937.
Subjects:	Paleontology > Colorado > Fremont County > Maps. Paleontology > Colorado > Custer County > Maps. Shale > Colorado > Fremont County > Maps. Shale > Colorado > Custer County > Maps.

Description
Item Description:	"Contour interval 20, 40, and 80 feet." Includes index map to adjacent quads, stratigraphic section, and text with ill. Ancillary maps: Map showing selected outcrop areas of Pierre shale -- Inset Map of the Twelvemile Park area. Cartographic material.
Physical Description:	1 map : color ; 70 x 61 cm., folded in envelope 30 x 24 cm.
Bibliography:	Includes bibliographical references.