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Topographic Maps

Two Ocean Pass

Two Ocean Pass. United States Geological Survey. 1996. Wikimedia Commons [database online]. [Cited 1 February 2016] Available from Wikimedia Commons.

Topographic Maps

Location

Brinkerhoff Geology Library & online

Scope

The Geology Library houses a collection of USGS topographic maps at scales of 1:24,000, 1:100,000, and 1:250,000.  All editions for Wyoming and only the most current editions for other states are retained. 

Finding print USGS Topographic Maps

​USGS Topo Maps Online