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• Solar greenhouse owned and built by Peter Howell located at about the 8,500 foot level in the front range..., 05/1975.

  • Uploaded by: U.S. National Archives
  • License: No known copyright restrictions
  • 0 comments
  • 4 favorites
  • 11,389 views
  • Date taken: 1975-05
  • Date uploaded: 2012-04-10
  • Tags: usnationalarchives, documerica, environmentalprotectionagency, boydnorton, nara:arcid=557323
  • Visibility: public