Preliminary geologic map of the Black River quadrangle, east- central Alaska /

Bibliographic Details
Main Author:	Brabb, Earl E., 1929-
Corporate Author:	Geological Survey (U.S.)
Format:	Government Document Map
Language:	English
Published:	Washington, D.C. : U.S. Geological Survey, 1970.
Series:	Miscellaneous geologic investigations ; map I-601.
Subjects:	Geology > Alaska > Black River Region > Maps.

Description
Item Description:	"Geology compiled in 1968." Cartographic material.
Physical Description:	1 map : color ; 45 x 54 cm., folded in envelope 30 x 24 cm.
Bibliography:	Includes table, index to map sources, and bibliographical references.