1. On the fossil faunas of the Upper Devonian, along the meridian of 76 ̊30ʹ, from Tompkins county, N.Y., to Bradford county, Pa Author/Creator: Williams, Henry Shaler, 1847-1918, author Publication/Creation: Washington, D.C. : Department of the Interior, United States Geological Survey, 1884 Resource Type: Book Access & Availability: Loading
2. Onesquethawan stratigraphy (Lower and Middle Devonian) of northeastern Pennsylvania Author/Creator: Epstein, Jack Burton, 1935- author Publication/Creation: Washington : Department of the Interior, U.S. Geological Survey, 1984 Resource Type: Book Access & Availability: Loading
3. The Onondaga fauna of the Allegheny region Author/Creator: Kindle, E. M. 1869-1940, (Edward Martin), author Publication/Creation: [Washington, D.C.] : Department of the Interior, United States Geological Survey, 1912 Resource Type: Book Access & Availability: Loading
4. An organic origin for the carbonate concretions of the Ohio Shale Author/Creator: Criss, R. E., author Publication/Creation: [Reston, Va.] : Department of the Interior, U.S. Geological Survey, 1988 Resource Type: Book Access & Availability: Loading
5. Ostracodes from lower Devonian Formations in Alaska and Yukon Territory Author/Creator: Berdan, Jean Milton, author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1973 Resource Type: Book Access & Availability: Loading