"Map of the Sources of Snake River, with its Tributaries together with Portions of the Headwaters of the Madison and Yellow Stone…", Hayden, Ferdinand Vandeveer
Subject: Wyoming, Yellowstone
Period: 1873 (circa)
Color: Black & White
10 x 10.5 inches
25.4 x 26.7 cm
Shows northern Wyoming and the Yellowstone area drawn during Hayden's Geological Survey of 1871. This area later became Yellowstone National Park in 1872 and Hayden's surveying efforts were a significant factor in Congress' decision to create the park. The map shows Yellow Stone Lake, Jackson's Lake, the Snake River and relief through hachure.
Issued folding with light offsetting from an opposing page of text and faint toning along one fold.