1909. 2013-03-14T16:19:58Z. 2013-03-14T16:19:58Z. Todd, J. E. (James Edward), 1846-1922. The Survey. English. Public. South Dakota, Beadle County, Brown County, Edmunds County, Faulk County, Hand County, Spink County, États-Unis, and Dakota du sud.
Search Results
1899. 2013-03-13T16:42:06Z. 2013-03-13T16:42:06Z. Hague, A. (Arnold), 1840-1917. The Survey. English. Public. Wyoming, Big Horn County, Park County, and États-Unis.
1908. 2013-03-14T16:44:03Z. 2013-03-14T16:44:03Z. Martin, G. C. (George Curtis), 1875-1943. The Survey. English. Public. Maryland, Allegany County, Garrett County, Pennsylvania, Fayette County, Somerset County, West Virginia, Preston County, États-Unis, Pennsylvanie, and Virginie-occidentale.
1905. 2013-03-14T14:10:02Z. 2013-03-14T14:10:02Z. Darton, Nelson Horatio, 1865-1948. The Survey. English. Public. Wyoming, Crook County, South Dakota, Butte County, Lawrence County, Montana, Custer County, États-Unis, and Dakota du sud.
1907. 2013-03-14T15:59:12Z. 2013-03-14T15:59:12Z. Clapp, Frederick G. (Frederick Gardner), 1879-1944. The Survey. English. Public. Pennsylvania, Greene County, Washington County, États-Unis, and Pennsylvanie.
1908. 2013-03-14T15:53:49Z. 2013-03-14T15:53:49Z. Russell, Israel C. (Israel Cook), 1852-1906. The Survey. English. Public. Michigan, Lenawee County, Livingston County, Monroe County, Oakland County, Washtenaw County, Wayne County, and États-Unis.
1912. 2013-03-14T19:07:18Z. 2013-03-14T19:07:18Z. Stose, George Willis, 1869-1960. U.S. Geological Survey. English. Public. Colorado and États-Unis.
1904. 2013-03-14T13:34:16Z. 2013-03-14T13:34:16Z. Keith, Arthur. The Survey. English. Public. North Carolina, Buncombe County, Haywood County, Madison County, Tennessee, Cocke County, Greene County, Unicoi County, États-Unis, and Caroline du nord.
1902. 2013-03-13T19:06:34Z. 2013-03-14T15:10:59Z. Taff, Joseph Alexander, 1862-. U.S. Geological Survey. English. Public. Oklahoma and États-Unis.
1902. 2013-03-13T18:59:54Z. 2021-02-15T17:17:22Z. Hill, Robert Thomas, 1858-1941. U.S. Geological Survey. English. Public. Texas and États-Unis.