Version history for:


  Dolley, Thomas P., and Moyle, Phillip R., 2003, History 
       and overview of the U.S. diatomite mining industry, 
       with emphasis on the Western United States, in 
       Bliss, J.D., Moyle, P.R., and Long, K.R., eds., 
       Contributions to industrial-minerals research:  U.S. 
       Geological Survey Bulletin 2209-E, 12 p.


  Version 1.0


  August 19, 2004

  Added html front end

  Added tags to PDF to make it accessible for use with 
  assistive technology such as screen readers


  May 7, 2004

  Migrated to the new server at
  http://pubs.usgs.gov/bul/b2209-e/


  December 30, 2003

  Initial release online at
  http://geopubs.wr.usgs.gov/bulletin/b2209-e/