Version history for


  Crown, David A., and Greeley, Ronald, 2007, Geologic map 
       of the MTM -30262 and -30267 quadrangles, Hadriaca 
       Patera region of Mars:  U.S. Geological Survey 
       Scientific Investigations Map 2936 
       [http://pubs.usgs.gov/sim/2007/2936/].


  Version 1.0, November 16, 2007

  Initial release online at
  http://pubs.usgs.gov/sim/2007/2936/