Geologic map of the Two Ocean Pass quadrangle, Yellowstone National Park and vicinity, Wyoming /

Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Smedes, Harry W. (Harry Wynn), 1926-, M'Gonigle, John W., Prostka, Harold J.
Format:	Government Document Map
Language:	English
Published:	Reston, Va. : The Survey ; 1989.
Series:	Geologic quadrangle map ; GQ-1667.
Subjects:	Geology > Yellowstone National Park Region > Maps.

Description
Item Description:	Relief shown by contours and spot heights. "Geology mapped in 1967-68." Includes text, bibliography, index map, and quadrangle location map. Cartographic material.
Physical Description:	1 map : color ; 45 x 32 cm. on sheet 59 x 92 cm. folded in envelope 30 x 24 cm.