1972. 2012-03-19T17:17:54Z. 2012-05-03T15:28:50Z. Geological Survey (U.S.). The Survey. English. Public. Kentucky, Bullitt County, and Jefferson County.
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1972. 2012-03-20T13:35:01Z. 2012-05-03T15:29:07Z. Geological Survey (U.S.). The Survey. English. Public. Washington (State), Jefferson County, Mason County, and Kitsap County.
1972. 2013-04-17T20:12:24Z. 2013-05-02T15:44:46Z. Sheridan, Douglas M., 1921-. U.S. Geological Survey. English. Public. Colorado and Jefferson County.
1972. 2012-03-23T15:53:58Z. 2012-05-03T15:31:46Z. Geological Survey (U.S.). The Survey. English. Public. Kentucky and Jefferson County.
1972. 2013-04-23T15:09:37Z. 2013-05-02T15:46:50Z. Scott, Glenn Robert, 1918-. U.S. Geological Survey. English. Public. Colorado and Jefferson County.
1972. 2012-03-16T15:47:15Z. 2015-12-15T23:01:48Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Washington (State), Clallam County, and Jefferson County.
1972. 2012-03-20T15:30:50Z. 2012-03-20T15:30:50Z. Gable, Dolores J., 1922-. The Survey. English. Public. Colorado, Boulder County, Gilpin County, and Jefferson County.
1972. 2012-03-20T13:39:24Z. 2012-05-03T15:29:11Z. Geological Survey (U.S.). The Survey. English. Public. Washington (State), Clallam County, and Jefferson County.
1972. 2012-03-19T17:20:20Z. 2012-05-03T15:28:51Z. Geological Survey (U.S.). The Survey. English. Public. Kentucky, Jefferson County, Bullitt County, and Hardin County.
1972. 2013-04-17T20:21:38Z. 2013-05-02T15:44:47Z. Bryant, Bruce, 1930-. U.S. Geological Survey. English. Public. Colorado, Jefferson County, and Evergreen.