Circular /
Utah Geological and Mineralogical Survey.

Description

Viewability

Item Link Original Source
Full view   No.17 1959 University of Michigan
Limited (search only)   No.23-25 1943 University of Michigan
Limited (search only)   No.28 1957 University of Michigan
Limited (search only)   No.36 1959 University of Michigan
Full view   no.37 1950 The Ohio State University
Full view   No.38-39 1951 University of Michigan
Limited (search only)   no.38 1951 The Ohio State University
Full view   No.41 1961 University of Michigan
Limited (search only)   no. 42-50 1962-1967 Purdue University
Full view   No.42-44 1962-64 University of Michigan
Limited (search only)   43-44 (1962-63) University of Minnesota
Full view   no.43a 1963 The Ohio State University
Full view   no.44-50 University of California
Full view   46-49 (1965-66) University of Minnesota
Full view   NO47-48 1966 The Ohio State University
Full view   NO49 1966 The Ohio State University
Limited (search only)   no. 52-57 1968-1975 Purdue University
Limited (search only)   no.52-62 University of California
Limited (search only)   53-55 (1969-73) University of Minnesota