Some items may be under copyright. You are responsible for checking Use and Reproduction terms listed for this item (below). By downloading, you agree to the Terms of Use.
Geology is hand drawn and colored on U.S. Geological Survey base map compiled in 1913. Key to formations is handwritten in pencil, ink and crayon around margin.
The University of Wyoming provides access to these public domain materials for educational and research/scholarly purposes. If you wish to publish or reproduce materials from these collections, please attribute each item to University of Wyoming. Laramie, WY.
