• Colorado oil shale 

        Author(s):Colorado School of Mines; Alderson, Victor C.
        Date:1925-04
        Format:reports
        Foreword: With all that has been accomplished in the State or Colorado from the results of mining operations, agricultural development, and the sugar beet industry, there looms a new frontier, great in opportunity, in the ...
      • Oil-shale demonstration plant 

        Author(s):United States. Bureau of Mines
        Date:1952-05
        Format:reports
        This booklet has black and white photos and descriptions of the Anvil Points oil shale demonstration plant outside of Rifle, Colorado.