Geology of the western part of the Big Delta (D-6) quadrangle, Alaska /

Bibliographic Details
Main Author:	Williams, John R., 1924-
Corporate Author:	Geological Survey (U.S.)
Format:	Government Document Map
Language:	English
Published:	Washington, D.C. : The Survey, 1959.
Series:	Miscellaneous geologic investigations ; map I-297.
Subjects:	Geology > Alaska > Maps.

Description
Item Description:	"Base map by Topographic Division, U.S. Geological Survey, 1952." "Geology mapped in 1950." Relief shown by contours and spot heights. Cartographic material.
Physical Description:	1 map : color ; 44 x 37 cm., on sheet 99 x 83 cm., folded in envelope 30 x 24 cm.
Bibliography:	Includes text with bibliography, columnar section, col. cross section, index map of Alaska, and col. quadrangle map.