Geologic mapping by means of graphic locator

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Bibliographic Details
Author / Creator:Varnes, David J. (David Joseph), 1919- author.
Imprint:Washington : United States Department of the Interior, Geological Survey, 1946.
Description:1 online resource (6 pages) : illustration, map.
Language:English
Series:Circular ; 12
Circular (Geological Survey (U.S.)) ; 12.
Subject:
Format: E-Resource U.S. Federal Government Document Book
URL for this record:http://pi.lib.uchicago.edu/1001/cat/bib/11729132
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Other authors / contributors:Geological Survey (U.S.), issuing body.
Notes:Title from title screen (viewed June 29, 2015).
Other form:Print version: Varnes, David J. (David Joseph), 1919-. Geologic mapping by means of graphic locator
GPO item no.:0620-A (online)
Govt.docs classification:I 19.4/2:12