1967. 2011-12-12T21:41:09Z. 2022-03-29T20:41:05Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Utah and Wyoming.
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1967. 2012-01-24T16:42:50Z. 2012-03-05T17:35:52Z. Averitt, Paul, 1908-. U.S. Geological Survey. English. Public. Utah and Iron County.
1967. 2012-10-08T19:53:07Z. 2013-03-18T22:22:17Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Utah and San Juan County.
1967. 2012-10-04T19:50:31Z. 2013-03-18T22:21:50Z. Cashion, W. B. (William Bryan), 1923-. U.S. Geological Survey. English. Public. Utah and Kane County.