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1994. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. California.
1994. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. Washington (State) and Oregon.
1994. 2002-06-01T04:00:00Z. 2011-03-21T22:54:32Z. Geological Survey (U.S.). The Survey. English. Public. Asia. 1994.
1994. 2007-03-19T15:36:55Z. 2011-03-28T21:42:33Z. Kirkham, R. V. The Survey. English. Public.
1994. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. Alaska and Brooks Range.
1994. 2012-07-31T19:56:40Z. 2012-07-31T19:56:40Z. Geological Survey of Canada. The Survey. English. Public. Alberta, Narraw River Region, and Torrens River Region.
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1994. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey. English. Public. New Jersey, Ocean County, Metedeconk River Watershed, Kettle Creek Watershed, Monmouth County, Toms River Watershed (N.J. : River), and Toms River (River).