Field notes. notebook for stromatoporoid field trip to Silurian & Devonian of New York, Ohio, Michigan, & Ontario, Canada. & Fagerstrom locs from his 1982 GSC Bull 339., 1983 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014…
Field notes. Strat. columns, field notebook, property survey map Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014…
Geologic map. A Geological and Topographical Map of most of Bucks and Montgomery Counties [PA]: East Sheet: (1 : 63360). Geological Survey of Pennsylvania: (by Lyman, B.S., 1893)., 1896 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014…
Geologic map. A Geological and Topographical Map of most of Bucks and Montgomery Counties [PA]: East Sheet: (1 : 63360). Geological Survey of Pennsylvania: (by Lyman, B.S., 1893)., 1896 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014…
Geologic map. A Geological and Topographical Map of most of Bucks and Montgomery Counties [PA]: West Sheet: (1 : 63360). Geological Survey of Pennsylvania: (by Lyman, B.S., 1893)., 1896 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014…
Geologic map. A Geological and Topographical Map of most of Bucks and Montgomery Counties [PA]: West Sheet: (1 : 63360). Geological Survey of Pennsylvania: (by Lyman, B.S., 1893)., 1896 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014…
Geologic map. Arisaig, Nova Scotia (1 : 6000). U.S. Geological Survey: Geologic., 1969 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014…
Geologic 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, 1861-2014…
Geologic map. Carte Geologique de L'Amerique du Sud: (1 : 5000000). Commission de la Carte Geologic du Monde. [South America], 1964 Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014…
Geologic map. Chiricahua Mt.; Geol. Soc. Am. Bull. 68, 1957 (1 : 62500). Geological Society of America: Geologic. Bookmark Collection Context Yale University -Yale Peabody Museum of Natural History Division of Invertebrate Paleontology Archives, 1861-2014…