Chronology of state geological surveys

Call Number: 
3700 y-1
Author: 
M.M. Leighton
Date: 
1950
Map Description: 
1 table ; 83x42 in.
Notes: 
Table used in talk: "Natural resources and geological surveys" given at Ohio State University; Slight variation between copy 1 and copy 2
Keywords: 
State Geological Survey - Chronology
Holdings: 
c. 2 (15x20 in.)

 

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