Background materials for symposium on future petroleum potential of NPC region 9 (Illinois Basin, Cincinnati arch, and northern part of Mississippi embayment) Champaign, Illinois, March 11-12, 1971
Series: Illinois petroleum -- no. 96
Publisher: State Geological Survey
Published: 1971
Place of publication: Urbana, IL
Language: eng
Number of pages: 63
Subjects: Petroleum
Other titles: Symposium on future petroleum potential of NPC region 9 ...
Notes: Cover title.

Includes bibliographical references.