1907. 2011-05-26T15:49:32Z. 2015-10-21T14:59:59Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Adams, Mount (Wash.), Gifford Pinchot National Forest (Wash.), Klickitat County (Wash.), Klickitat River (Wash.), Lewis County (Wash.), Snoqualmie National Forest (Wash.), Washington (State), Yakama Indian Reservation (Wash.), and Yakima County (Wash.).
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1917. 2011-05-26T17:12:03Z. 2015-10-21T15:00:00Z. Geological Survey (U.S.). Dept. of the Interior, U.S. Geological Survey. English. Public. Benton County (Wash.), Grandview (Wash.), Horse Heaven Hills (Wash.), Klickitat County (Wash.), Mabton (Wash.), Prosser (Wash.), Rattlesnake Hills (Wash.), Washington (State), Yakima County (Wash.), and Yakima River (Wash.).
1931. 2011-05-26T17:26:48Z. 2015-10-21T15:00:00Z. Geological Survey (U.S.). Dept. of the Interior, U.S. Geological Survey. English. Public. Cispus River (Wash.), Gifford Pinchot National Forest (Wash.), Klickitat County (Wash.), Lewis County (Wash.), Lewis River (Wash.), Skamania County (Wash.), Washington (State), and Yakima County (Wash.).
1937. 2011-05-26T17:47:24Z. 2015-10-21T15:00:01Z. Geological Survey (U.S.). United States, Dept. of the Interior, Geological Survey. English. Public. Ahtanum Ridge (Wash.), Klickitat County (Wash.), Washington (State), White Swan (Wash.), Yakama Indian Reservation (Wash.), and Yakima County (Wash.).
1910. 2011-05-26T17:48:16Z. 2015-10-21T15:00:01Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Granger (Wash.), Klickitat County (Wash.), Mabton (Wash.), Sunnyside (Wash.), Toppenish (Wash.), Wapato (Wash.), Washington (State), Yakama Indian Reservation (Wash.), Yakima County (Wash.), Yakima River (Wash.), and Zillah (Wash.).