Earth history field trip for high school science teachers
Subtitle: Vienna, Illinois, November 5, 1949
By: sponsored by State Geological Survey
Publisher: State of Illinois, Dept. of Registration and Education, State Geological Survey Division
Published: 1949
Place of publication: Champaign, Ill
Language: eng
Number of pages: 10
Subjects: Geology
Other titles: Vienna, Illinois.
Notes: Caption title.

Gilbert O. Raasch, Conference director; Principal B.W. Hunsaker, Conference host.