11. Stratigraphic framework of Cambrian and Ordovician rocks in the central Appalachian basin from Medina County, Ohio, through southwestern and south-central Pennsylvania to Hampshire County, West Virginia Author/Creator: Ryder, Robert T. Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2003 Resource Type: Book Edition: Version 2.0. Access & Availability: Loading
12. Tectonically controlled fan delta and submarine fan sedimentation of late Miocene age, southern Temblor Range, California Author/Creator: Ryder, Robert T. Publication/Creation: Washington : U.S. G.P.O. ; Denver, CO : Dept. of the Interior, U.S. Geological Survey, 1989 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1440-1444. Access & Availability: Loading