Information circular /
Ohio Division of Geological Survey.

Description

Viewability

Item Link Original Source
Limited (search only)   no.6 1950 The Ohio State University
Limited (search only)   no.7-8 1951, 53 The Ohio State University
Limited (search only)   no.7 1951 The Ohio State University
Full view   no.9 1838-1953 University of California
Full view   no.10 1952 University of California
Limited (search only)   no.11 1952 The Ohio State University
Limited (search only)   no.14 1953 University of California
Full view   no.20 1956 University of California
Limited (search only)   no.41-47 1974-1978 University of California
Limited (search only)   no.62 2009 The Ohio State University