Preliminary maps and reports released by the Geologic Division 1946-1947 and by the Conservation Division 1938-1947 /

Bibliographic Details
Main Authors:	Atherton, Ruth A. (Author), Eckstein, Wenonah H. (Author), Spratt, R. E. (Author)
Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : United States Department of the Interior, Geological Survey, 1949.
Series:	Geological Survey circular ; 56.
Subjects:	Geological Survey (U.S.) > Bibliography. Geology > United States > Bibliography. Maps > Bibliography. Geological Survey (U.S.) Geology. United States. Bibliography.
Online Access:	https://purl.fdlp.gov/GPO/gpo111218

Description
Item Description:	"August 1949."
Physical Description:	1 online resource (v, 54 pages).