Topographic map. Saint Louis, MO-IL 15.0 Quad. (1 : 62500). U.S. Geological Survey: Topographic., 1904 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Carl Owen Dunbar Archives, 1914-1979…
Topographic map. Sangerfield, NY 15.0 Quad. (1 : 62500) U.S. Geological Survey: Topographic. 1907 (1942), 1907 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Carl Owen Dunbar Archives, 1914-1979…
Topographic map. Schuylerville, NY 15.0 Quad. (1 : 62500). U.S. Geological Survey: Topographic. 1900 (1931), 1900 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Carl Owen Dunbar Archives, 1914-1979…
Topographic map. Sherburne, NY 7.5 Quad. (1 : 25000). U.S. Geological Surrvey.: Topographic., 1949 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Carl Owen Dunbar Archives, 1914-1979…
Topographic map. Sierra Madera, TX 7.5 Quad. (1 : 24000). U.S. Geological Survey: Topographic. Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Carl Owen Dunbar Archives, 1914-1979…
Topographic map. Slatington, PA 15.0 Quad. (1 : 62500). U.S. Geological Survey: Topographic. 1902 (1912), 1902 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Carl Owen Dunbar Archives, 1914-1979…
Topographic map. Stonewall, OK 30.0 Quad. (1 : 125000). U.S. Geological Survey: Topographic., 1901 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Carl Owen Dunbar Archives, 1914-1979…
Topographic map. Tahlequah 30' Quad. (1 : 125000). U.S. Geological Survey: Topographic., 1901 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Carl Owen Dunbar Archives, 1914-1979…
Topographic map. Tishomino, OK 30.0 Quad. (1 : 125000). U.S. Geological Survey: Topographic., 1901 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Carl Owen Dunbar Archives, 1914-1979…
Topographic map. Tuskahoma, OK 30.0 Quad. (1 : 125000). U.S. Geological Survey: Topographic., 1909 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Carl Owen Dunbar Archives, 1914-1979…