1922. 2011-05-26T15:18:39Z. 2015-10-21T14:59:58Z. Geological Survey (U.S.). Dept. of the Interior, U.S. Geological Survey. English. Public. Colockum Pass (Wash.), Columbia River, Douglas County (Wash.), Grant County (Wash.), Kittitas County (Wash.), Kittitas Valley (Wash.), and Washington (State).
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1918. 2011-05-26T15:21:35Z. 2015-10-21T14:59:58Z. Geological Survey (U.S.). Dept. of the Interior, U.S. Geological Survey. English. Public. Adams County (Wash.), Connell (Wash.), Cunningham (Wash.), Franklin County (Wash.), Grant County (Wash.), Hatton (Wash.), Kahlotus (Wash.), Lind (Wash.), Snake River (Wyo.-Wash.), Walla Walla County (Wash.), and Washington (State).