1901. 2011-05-26T13:50:28Z. 2015-10-21T14:59:58Z. Geological Survey (U.S.). Dept. of the Interior, U.S. Geological Survey. English. Public. Chelan County (Wash.), Chelan, Lake (Wash.), Columbia River, Douglas County (Wash.), Okanogan National Forest (Wash.), Washington (State), Waterville (Wash.), and Wenatchee National Forest (Wash.).
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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).
1933. 2011-05-26T15:20:59Z. 2015-10-21T14:59:58Z. Geological Survey (U.S.). Dept. of the Interior, U.S. Geological Survey. English. Public. Columbia River, Colville (Wash.), Colville National Forest (Wash.), Northport (Wash.), Pend Oreille County (Wash.), Stevens County (Wash.), and Washington (State).
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.).
1929. 2011-05-26T15:40:08Z. 2015-10-21T14:59:59Z. Geological Survey (U.S.). Dept. of the Interior, U.S. Geological Survey. English. Public. Columbia River, Gifford Pinchot National Forest (Wash.), Hood River (Or.), Hood River County (Or.), Multnomah County (Or.), Oregon, Skamania County (Wash.), Stevenson (Wash.), and Washington (State).