1975. 2012-11-07T14:43:23Z. 2012-11-07T14:43:23Z. Waldrop, Henry A. Dept. of the Interior, U.S. Geological Survey. English. Public. Yellowstone National Park.
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1975. 2012-11-07T14:38:41Z. 2012-11-07T14:38:41Z. Waldrop, Henry A. Dept. of the Interior, U.S. Geological Survey. English. Public. Montana, Gallatin County, Idaho, Fremont County, and Yellowstone National Park.




