[015-58] Note on the Occurrence of Fusulinas in the Pennsylvanian Rocks of Illinois
Note on the Occurrence of Fusulinas in the Pennsylvanian Rocks of Illinois Author: Culver, Harold E.
[015-57] Pleistocene Mollusca from the Vicinity of Joliet, Illinois
Pleistocene Mollusca from the Vicinity of Joliet, Illinois Author: Baker, Frank Collins
[015-56] Description of a Boulder Near the Southern Limit of Glaciation in Illinois
Description of a Boulder Near the Southern Limit of Glaciation in Illinois Author: Bonnell, Clarence
[015-55] Notes on the Waterloo Anticline
Notes on the Waterloo Anticline Author: Lamar, J. Everts
[015-54] Fossil Flora of Braidwood, Illinois
Fossil Flora of Braidwood, Illinois Author: Noe, A.C.