Field conference on niagaran reefs in the Chicago region /
prepared by H.B. Willman, H.A. Lowenstam and L.E. Workman.

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Main Author
Willman, H. B. (Harold Bowen), 1901-
Related Names
Workman, L. E.
Lowenstam, H. A.
Language(s)
English
Published
Urbana : Illinois State Geological Survey, 1950.
Subjects
Reefs > Illinois > Chicago Metropolitan Area > Congresses.
Geology > Illinois > Chicago Metropolitan Area > Congresses.
Note
Held in connection with the 35th Annual Convention of the American Association of Petroleum Geologists at Chicago, April 28, 1950.
Physical Description
23 p. : maps ; 28 cm.
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Item Link Original Source
Full view   Illinois State Geological Survey guidebook series, vol. 1 University of Illinois at Urbana-Champaign
Full view   no.1-2(1950) University of Illinois at Urbana-Champaign