1994. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Goter, Susan K. Dept. of the Interior, U.S. Geological Survey. English. Public. Washington (State) and Oregon.
Search Results
1969. 2012-10-31T18:54:05Z. 2012-10-31T18:54:05Z. Walker, George Walton, 1921-. Dept. of the Interior, U.S. Geological Survey. English. Public. Oregon.
1982. 2014-04-01T14:54:29Z. 2014-04-15T22:13:37Z. Luedke, Robert G. Dept. of the Interior, U.S. Geological Survey. English. Public. Oregon and Washington (State). Cenozoic and From 65 million years ago.
1916. 2011-05-31T20:27:11Z. 2015-10-21T15:00:08Z. Geological Survey (U.S.). Dept. of the Interior, U.S. Geological Survey. English. Public. Gilliam County (Or.), Oregon, and Wheeler County (Or.).
1927. 2011-05-31T18:44:47Z. 2016-06-30T17:01:28Z. Geological Survey (U.S.). Dept. of the Interior, U.S. Geological Survey. English. Public. Mount Hood (Or.), Mount Hood National Forest (Or.), and Oregon.
1965. 2012-09-28T18:30:29Z. 2013-03-18T22:20:40Z. Walker, George Walton, 1921-. Dept. of the Interior, U.S. Geological Survey. English. Public. Oregon, Lake County, Harney County, and Malheur County.
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).