Version history for:


  Gettings, Mark E., and Bultman, Mark W., 2005, Candidate-
       penetrative-fracture mapping of the Grand Canyon 
       area, Arizona, from spatial correlation of deep 
       geophysical features and surficial lineaments:  U.S. 
       Geological Survey Data Series 121 (DVD-ROM) 
       [available on the World Wide Web at 
       http://pubs.usgs.gov/ds/121/ ].


  Version 1.0


  May, 2006

  Released on DVD-ROM


  October 14, 2005

  Replaced report.pdf with a two-column page layout


  July 18, 2005

  Initial release on online at
  http://pubs.usgs.gov/ds/121/