Revision History for USGS 
  Scientific Investigations Map 3158

  James M. Dohm, Kenneth L. Tanaka, and James A. Skinner

  Geologic Map of the Metis Mons Quadrangle (V-6), Venus

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  Posted online at http://pubs.usgs.gov/sim/3158/
  October 4, 2011

  Initial release in printed form
  August 29, 2011

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