Pennsylvanian system in the United States
Subtitle: a symposium.
By: Edited by Carl C. Branson.
Contributors: Branson, Carl C. 1906- ed.
Published: 1962
Place of publication: Tulsa, Okla
Language: eng
Number of pages: 505
Subjects: Geology, Stratigraphic -- Pennsylvanian.; Geology -- United States.
Notes: Includes bibliographies.