1976. 2013-09-11T18:51:35Z. 2021-10-01T21:34:19Z. Moore, Richard B. (Richard Beresford), 1945-. U.S. Geological Survey. English. Public. Arizona, San Francisco Volcanic Field, Coconino County, and U.S.
Search Results
1973. 2012-12-10T21:39:16Z. 2013-03-18T20:49:59Z. Peterson, Fred, 1933-. U.S. Geological Survey. English. Public. Utah, Kane County, San Juan County, Arizona, and Coconino County.
1973. 2012-12-10T21:40:59Z. 2013-03-18T22:30:59Z. Peterson, Fred, 1933-. U.S. Geological Survey. English. Public. Utah, Kane County, San Juan County, Arizona, and Coconino County.
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.
1957. 2012-08-30T18:21:17Z. 2013-03-18T22:15:52Z. Detterman, J. S. U.S. Geological Survey. English. Public. Utah, Kane County, Arizona, and Coconino County.
1956. 2012-08-17T13:54:32Z. 2013-03-18T20:19:08Z. Detterman, J. S. U.S. Geological Survey. English. Public. Utah, Kane County, Arizona, and Coconino County.
1956. 2012-08-21T18:54:31Z. 2013-03-18T22:13:39Z. Hackman, Robert J. U.S. Geological Survey. English. Public. Utah, Kane County, San Juan County, Arizona, and Coconino County.
