1968. 2012-01-20T20:52:20Z. 2012-03-05T17:35:08Z. Greene, Robert C. The Survey. English. Public. Kentucky, Madison County, and Estill County.
Search Results
1968. 2012-02-22T19:17:56Z. 2012-02-22T19:17:56Z. Koteff, Carl. The Survey. English. Public. Massachusetts and Barnstable County.
1968. 2012-02-16T21:00:50Z. 2012-03-05T17:41:25Z. Roen, John B. U.S. Geological Survey. English. Public. Pennsylvania, Washington County, Alleghany County, and Westmoreland County.
1968. 2012-02-15T18:36:47Z. 2012-03-05T17:41:14Z. Geological Survey (U.S.). U.S Geological Survey. English. Public. Nevada and Lander County.
1968. 2012-01-18T15:19:10Z. 2012-03-05T17:34:15Z. Brock, M. R. (Maurice Rex), 1922-. The Survey. English. Public. Colorado and Custer County.
1968. 2012-02-21T16:24:10Z. 2012-02-21T16:24:10Z. Reynolds, Mitchell W. U.S. Geological Survey. English. Public. Wyoming and Carbon County.
1968. 2012-01-24T20:48:29Z. 2012-03-05T17:35:59Z. Albee, Howard F. (Howard Franklin), 1915-2005. The Survey. English. Public. Wyoming, Teton County, and Lincoln County.
1968. 2012-10-08T15:43:38Z. 2021-01-13T19:27:22Z. Pease, Maurice H., Jr., 1922-2012. U.S. Geological Survey. English. Public. Puerto Rico.
1968. 2012-02-21T14:41:49Z. 2012-02-21T14:41:49Z. MacQuown, William Charles, 1915-. U.S. Geological Survey. English. Public. Kentucky, Jessamine County, and Fayette County.
1968. 2012-10-09T17:11:45Z. 2013-03-18T22:22:35Z. Hinrichs, E. Neal. U.S. Geological Survey. English. Public. Utah and San Juan County.