Geophysical Investigations

Call Number: 
USGS GP
Author: 
Geological Survey (U.S.)
Publisher: 
[Washington, D.C.] : U.S. Dept. of the Interior, Geological Survey,
Date: 
1946-
Map Description: 
Preliminary map no. 1-; v. : maps (some col.) ; 107 x 130 cm. or smaller, some folded, in envelopes 30 x 24 cm.
Keywords: 
Geophysics--Maps
Series: 
Geophysical investigations (Geological Survey (U.S.)); Geophys. invest. map; Geophysical investigations map; Geophysical investigations preliminary map; Geophysical investigations map
OCLC: 
3015172