Paris area
Subtitle: Paris Quadrangle
By: by Gilbert O. Raasch
Contributors: Illinois State Geological Survey
Series: Guide leaflet -- 51-B; Guide leaflet (Illinois State Geological Survey) -- 51-B.
Publisher: State of Illinois, Dept. of Registration and Education, State Geological Survey Division
Published: 1951
Place of publication: Urbana, Ill
Language: eng
Subjects: Geology
Other titles: Paris Quadrangle
Notes: Cover title.

"April 21, 1951."