USGS Geologic Map: Sand Butte Rim NW Quadrangle, Sweetwater County, Wyoming 

Description: Geologic map of the Sand Butte Rim NW Quadrangle, Sweetwater County, Wyoming
Publisher: U.S. Geological Survey 
Series: GQ-1362
Print Date: 1977
Scale: 1:24,000
Format: Folded
Media: One-sided paper map with color graphics.