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Big Horn, Yellow Stone,MT - 1921 - Crow Indian Reservation and Vicinity, Montana Geologic Map :

Currency:USD Category:Collectibles / Western Americana Start Price:25.00 USD Estimated At:50.00 - 150.00 USD
Big Horn, Yellow Stone,MT - 1921 - Crow Indian Reservation and Vicinity, Montana Geologic Map :
Multi-colored map on paper, showing the geologic levels present in the area in vibrant watercolors. Made by G.H. Potter, possibly a mining engineer who worked for the Anaconda Co. about 1920. The map includes the counties of Carbon, Big Horn, Stillwater, Sweet Grass, Yellowstone and Treasure, wholly or in part. It was made for the A.C.M. Co. Oil Exploration Department. It measures 26.5" x 45." and the scale is 1"=4 miles. This is a beautiful piece of art, as well as an informative research document. VF condition.