Topographic map. Herbert Creek NE, SD 7.5 Quad. (1 : 24000). U.S. Geological Survey: Topographic., 1981 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Karl M. Waage Archives, 1915-1999MapsSouth Dakota.
Topographic map. Herbert Creek, SD 7.5 Quad. (1 : 24000). U.S. Geological Survey: Topographic., 1981 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Karl M. Waage Archives, 1915-1999MapsSouth Dakota.
Topographic map. High Elk Hill NW, SD 7.5 Quad. (1 : 24000). U.S. Geological Survey: Topographic., 1981 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Karl M. Waage Archives, 1915-1999MapsSouth Dakota.
Topographic map. High Elk Hill, SD 7.5 Quad. (1 : 24000). U.S. Geological Survey: Topographic., 1981 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Karl M. Waage Archives, 1915-1999MapsSouth Dakota.
Topographic map. High Elk Hill SW, SD 7.5 Quad. (1 : 24000). U.S. Geological Survey: Topographic., 1981 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Karl M. Waage Archives, 1915-1999MapsSouth Dakota.
Topographic map. Hudson South, NY 7.5 Quad. (1 : 24000). U.S. Geological Survey: Topographic., 1963 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Karl M. Waage Archives, 1915-1999MapsNew York.
Topographic map. Irish Creek SE, SD 7.5 Quad. (1 : 24000). U.S. Geological Survey: Topographic., 1982 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Karl M. Waage Archives, 1915-1999MapsSouth Dakota.
Topographic map. Isabel, SD 7.5 Quad. (1 : 24000). U.S. Geological Survey: Topographic., 1978 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Karl M. Waage Archives, 1915-1999MapsSouth Dakota.
Topographic map. Isabel SW, SD 7.5 Quad. (1 : 24000). U.S. Geological Survey: Topographic., 1978 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Karl M. Waage Archives, 1915-1999MapsSouth Dakota.
Topographic map. Judson Hills, CO 7.5 Quad. (1 : 24000). U.S. Geological Survey: Topographic., 1967 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Karl M. Waage Archives, 1915-1999MapsColorado.