Search results for: Perkins, James A. (James Arthur), 1953-

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  1. 1

    Provenance of the Upper Miocene and Pliocene Etchegoin Formation : implications for paleogeography of the Late Miocene of central California

    Authors: Perkins, James A. (James Arthur), 1953-
    Published: [Books and Open-File Reports Section, distributor], 1987
    Physical Description: 2 microfiches : negative, illustrations.
    Government Document Microfilm Book
  2. 2

    Relationships between varve thickness and climatic parameters and paleoclimatic reconstruction

    Authors: Perkins, James A. (James Arthur), 1953-
    Published: U.S. Geological Survey, 1981
    Physical Description: 1 volume : illustrations, maps ; 28 cm.
    Government Document Microfilm Book