Early geological history of Chicago
By: by Henry W. Nichols, Assoc. Curator of Geology.
Series: Field Museum of Natural History, Chicago. Geology leaflet -- 7; Fieldiana, Popular series, Geology, no. 7; Geology leaflet -- no. 7
Publisher: Field Museum of Natural History
Published: 1925
Place of publication: Chicago
Subjects: Geology -- Illinois -- Chicago.; Paleontology; Geologie.; Paleontologie.; Chicago (Ill.) -- History.