Geologic map of the Four J Rim quadrangle, Sweetwater County, Wyoming and Moffat County, Colorado
By: by Henry W. Roehler.
Contributors: Geological Survey (U.S.)
Series: Geologic quadrangle map -- GQ-1002.
Publisher: U.S. Geological Survey
Place of publication: Washington, D.C
Format: Map
Subjects: Geology -- Wyoming -- Sweetwater County -- Maps.
Genres: Maps.
Other titles: Four J Rim quadrangle, Sweetwater County, Wyoming, and Moffat County, Colorado.
Notes: Relief shown by contours and spot heights.

"Geology mapped in 1968."

Includes stratigraphic section, cross section, and quadrangle location diagram; latter diagram also on envelope.

"Datum is mean sea level."