Revision History for USGS 
  Miscellaneous Investigations Series Map I-2089-B

  J.V. Gardner, D.A. Cacchione, D.E. Drake, B.D. Edwards, M.E. Field, 
  M.A. Hampton, H.A. Karl, N.H. Kenyon, D.G. Masson, D.S. McCulloch, 
  and M.S. Grim

  Map Showing depth to basement in the deep-sea basins of the Pacific
  continental margin, Point Conception to Point Loma

  1992

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  Posted online at http://pubs.usgs.gov/imap/2089/b/
  October 5, 2011

  Scanned at 200 dpi from paper form and converted to 
  web page by Florence Wong (fwong@usgs.gov), 2011

  Released in paper form
  1992

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