Version history for:


  Robinson, J.E., and Lipman, P.W., 2012, Database for the 
  geologic map of the Cochetopa Park and North Pass 
  calderas, northeastern San Juan Mountains, Colorado, in 
  Lipman, P.W., Geologic map of the Cochetopa Park and 
  North Pass calderas, northeastern San Juan Mountains, 
  Colorado: U.S. Geological Survey Scientific 
  Investigations Map 3123, pamphlet 48 p., 2 sheets, 
  1:50,000 scale [CD-ROM]. (Available at 
  http://pubs.usgs.gov/sim/3123/database.html.) 


  Version 1.0
  
  August 18, 2012
  Released as a CD-ROM to accompany the paper map

  June 14, 2012
  Initial release online at 
  http://pubs.usgs.gov/sim/3123/database.html