1 photo

• Sort by: number of views (most to least) number of views (least to most) number of comments (most to least) number of comments (least to most) number of favorites (most to least) number of favorites (least to most) date uploaded (newest first) date uploaded (oldest first) random

• Oil Shale. It Is the Kerogen in This Rock Which When Heated to 900 F., Yields Oil, 10/1972

  • Uploaded by: U.S. National Archives
  • License: No known copyright restrictions
  • 0 comments
  • 5 favorites
  • 6,096 views
  • Date taken: 1972
  • Date uploaded: 2009-08-12
  • Tags: usnationalarchives, environmentalprotectionagency, documerica, nara:arcid=552547
  • Visibility: public