Subsurface Woodford black shale, West Texas and southeast New Mexico.

Bibliographic Details
Main Author:	Ellison, Samuel P., 1914-1999
Format:	Book
Language:	English
Published:	[Austin], [publisher not identified] ; 1950.
Series:	Report of investigations (University of Texas at Austin. Bureau of Economic Geology) ; no. 7.
Subjects:	Shale. Geology, Stratigraphic > Permian. Paleontology > Permian. Geology > Texas. Geology > New Mexico. Paleontology > Texas. Paleontology > New Mexico.

Description
Physical Description:	20 pages : illustrations ; 26 cm.
Bibliography:	Bibliography: page 17.