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1972. 2012-08-07T14:47:27Z. 2012-08-07T14:47:27Z. Geological Survey (U.S.). The Survey. English. Public. Maryland.
553. Van, Oreg
1972. 2011-12-12T21:35:59Z. 2022-03-29T20:40:31Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Oregon.
1972. 2013-04-17T20:17:22Z. 2013-05-02T15:44:47Z. Reed, John Calvin, 1930-. U.S. Geological Survey. English. Public. Colorado and Jefferson County.
555. Venezuela
1972. 2002-06-01T04:00:00Z. 2015-10-27T22:18:41Z. United States. Central Intelligence Agency. Central Intelligence Agency. English. Public. Venezuela.
1972. 2010-09-14T16:41:44Z. 2022-12-13T18:24:04Z. Instituto Geográfico Nacional (Guatemala). IGN. Multiple languages. Public. Guatemala.
557. Wannville, Ala
1972. 2011-06-03T16:37:05Z. 2022-03-29T20:41:11Z. Geological Survey (U.S.). United States, Dept. of the Interior, Geological Survey. English. Public. Alabama.
1972. 2009-12-07T19:20:05Z. 2012-02-13T19:20:58Z. Geological Survey of Alabama. Geological Survey of Alabama. English. Public. Alabama, Clay County, and Clay County (Ala.).
1972. 2009-12-08T20:52:13Z. 2012-02-14T22:34:40Z. Lines, Gregory C. Geological Survey of Alabama. English. Public. Alabama, Coosa County, and Coosa County (Ala.).
1972. 2009-12-07T20:29:09Z. 2012-02-14T22:34:33Z. Geological Survey of Alabama. Geological Survey of Alabama. English. Public. Alabama, Marion County, and Marion County (Ala.).