1973. 2012-11-29T21:49:03Z. 2023-02-09T21:27:15Z. Hackman, Robert J. U.S. Geological Survey. English. Public. Utah, Garfield County, Kane County, San Juan County, Arizona, Navajo County, and Coconino County.
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1972. 2012-10-31T13:20:30Z. 2012-10-31T13:20:30Z. Hackman, Robert J. U.S. Geological Survey. English. Public. Utah, Sevier County, Piute County, Emery County, Wayne County, and Garfield County.
1955. 2012-07-27T15:34:53Z. 2012-07-27T15:43:27Z. Hackman, Robert J. The Survey. English. Public. Utah and Garfield County.
1955. 2012-07-25T16:00:42Z. 2012-07-25T16:00:42Z. Hackman, Robert J. U.S. Geological Survey. English. Public. Utah and Garfield County.
1955. 2012-07-25T16:53:47Z. 2012-07-25T16:53:47Z. Hackman, Robert J. U.S. Geological Survey. English. Public. Utah and Garfield County.
1955. 2012-07-27T13:22:25Z. 2012-07-27T13:22:25Z. Hackman, Robert J. The Survey. English. Public. Utah and Garfield County.
