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George F. Spicka: Artwork - Commentary - Photos
Art Work
Commentary
Photos
800,000 Years of Temperature and Carbon Dioxide Records
Extremism (Robert Loftus)
Fossils - Natural History Society of Maryland
Accokeek / Ft. Washington Park, MD - Paleocene
Crinoids / Arthroacantha punctobranchiate #1
Crinoids / Arthroacantha punctobranchiate #2
Keyser Limestone Formation
Department of Paleontology - Minutes, 1933 - 1934
Petrified Wood - donated by Harvard Mineral Museum
Plant Fossils - Cresaptown, MD
Plant Fossils -Georges Creek Coalfield
Plant Fossils - Spicka Collection
Plant Fossils - St. Clair, Pennsylvania
Plant Fossils - Lower Cretaceous