Illinois State Academy of Science geology field trip, guide leaflet
Subtitle: Springfield area : Springfield County : Springfield and Divernon Quadrangles
By: Leader George M. Wilson
Series: Guide leaflet -- 1956-[C]; Guide leaflet (Illinois State Geological Survey) -- 1956C.
Publisher: Illinois State Geological Survey
Published: 1956
Place of publication: Urbana, Ill
Language: eng
Subjects: Geology
Other titles: Sangamon County.; Springfield area.; Guide leaflet, Springfield area.; Springfield and Divernon Quadrangles.
Notes: Cover title.

"May 5, 1956."