1. Regional stratigraphy and petroleum systems of the Appalachian Basin, North America Author/Creator: Swezey, C. (Christopher) Publication/Creation: Denver : For sale by U.S. Geological Survey, Information Services Resource Type: Map Access & Availability: Loading
2. Regional stratigraphy and petroleum systems of the Illinois Basin, U.S.A Author/Creator: Swezey, C. (Christopher) Publication/Creation: Denver, Colo. : For sale by U.S. Geological Survey, Information Services Resource Type: Map Access & Availability: Loading
3. Regional stratigraphy and petroleum systems of the Michigan Basin, North America Author/Creator: Swezey, C. (Christopher) Publication/Creation: Denver, Colo. : For sale by U.S. Geological Survey, Information Services Resource Type: Map Access & Availability: Loading
4. Revision of stratigraphic names for some Eocene formations in Santa Barbara and Ventura counties, California Author/Creator: Vedder, J. G. 1926- (John Graham) Publication/Creation: [Washington] : [U.S. Govt. Print. Off], [1972] Resource Type: Book Access & Availability: Loading