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).
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1917. 2011-05-26T17:10:09Z. 2015-10-21T15:00:00Z. Geological Survey (U.S.). Dept. of the Interior, U.S. Geological Survey. English. Public. Benton County (Wash.), Columbia River, Eltopia (Wash.), Franklin County (Wash.), Kennewick (Wash.), Pasco (Wash.), Richland (Wash.), Walla Walla County (Wash.), Washington (State), and Yakima River (Wash.).
1942. 2011-05-26T17:11:25Z. 2015-10-21T15:00:00Z. Geological Survey (U.S.). Dept. of the Interior, U.S. Geological Survey. English. Public. Columbia County (Wash.), Dayton (Wash.), Garfield County (Wash.), Pomeroy (Wash.), Umatilla National Forest (Or. and Wash.), Walla Walla County (Wash.), and Washington (State).
1921. 2011-05-26T17:39:31Z. 2015-10-21T15:00:00Z. Geological Survey (U.S.). Dept. of the Interior, U.S. Geological Survey. English. Public. Blue Mountains (Or. and Wash.), College Place (Wash.), Columbia County (Wash.), Dayton (Wash.), Dixie (Wash.), Prescott (Wash.), Umatilla National Forest (Or. and Wash.), Waitsburg (Wash.), Walla Walla (Wash.), Walla Walla County (Wash.), and Washington (State).