Topographic map. Arisaig, Nova Scotia (1 : 600). U.S. Geological Survey: Geologic., 1969 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014MapsCanada.
Topographic map. Aston, 31-I/1 (1 : 50000). Dept. Mines & Technical Survey [Quebec]: Topographic., 1971 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014MapsCanada.
Topographic map. Attock, Mianwali & Shahpur Districts (1 : 63630). Survey of India: Topographic., 1911 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014MapsIndia.
Topographic map. Baramula & Muzaffarabad Districts (1 : 63630). Survey of India: Topographic., 1914 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014MapsIndia.
Topographic map. Basset Lake SW, NM-TX 15 Quad. (1 : 24000). U.S. Geological Survey: Topographic., 1943 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014MapsUSA.
Topographic map. Bellefonte, PA 15.0 Quad. (1 : 62500). U.S. Geological Survey: Topographic. 1909 (1929), 1909 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014MapsUSA.
Topographic map. Bellefonte, PA 15.0 Quad. (1 : 62500). U.S. Geological Survey: Topographic. 1909 (1937), 1909 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014MapsUSA.
Topographic map. Biddeford, ME 15-min Quad, 1956 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014MapsUSA.
Topographic map. Black River, NY 7.5 Quad. (1 : 24000). U.S. Geological Survey: Topographic., 1958 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014MapsUSA.
Topographic map. Blanco Mountain, CA 15 min quad, 1951 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014MapsUSA.