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  Prospector, 1917 : annual of the Colorado School of Mines 

  Contributor:Colorado School of Mines
  Date:1917
• 

  Prospector, 1916 : annual of the Colorado School of Mines 

  Contributor:Colorado School of Mines
  Date:1916
• 

  Prospector, 1914 : annual of the Colorado School of Mines 

  Contributor:Colorado School of Mines
  Date:1914
• 

  Prospector, 1913 (volume 2) : annual of the Colorado School of Mines 

  Contributor:Colorado School of Mines
  Date:1913
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  Prospector, 1913 (volume 1) : annual of the Colorado School of Mines 

  Contributor:Colorado School of Mines
  Date:1913

  Edited by the Junior Class and includes the Class of 1912.
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  Aspen : her mines and mineral resources 

  Contributor:Unknown
  Date:1891?
• 

  Notes on the property of the Percy La Salle Mining and Power Co., of Aspen, Colorado 

  Contributor:Bancroft, George J.
  Date:1929
• 

  Ophir Consolidated Mines Company, The : incorporated under the laws of Colorado 

  Contributor:Ophir Consolidated Mines Company
  Date:1905?
• 

  Report on the Vanadium no. 1, et. al., group of mining claims situated near Placerville in the San Miguel County, Colorado 

  Contributor:Lewis, Wade V.
  Date:1930?-1954
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  Extracts from report by Robert H. Sayre on the overall carnotite claims, San Miguel County, Colo. 

  Contributor:Sayre, Robert H.
  Date:1922
• 

  Report on White Spar mining property, near Placerville, Colorado 

  Contributor:Collins, George E.
  Date:1931
• 

  Mount Wilson mining district, San Miguel Co., Colo. 

  Contributor:Hillis, Donuil
  Date:1900?
• 

  Guston mine 

  Contributor:Marks, John H. (John Henry)
  Date:1926
• 

  Gold King, San Juan County, Colorado : part 2 

  Contributor:Marks, John H. (John Henry); Noon, Bernard; Ritter, Etienne A. (Etienne Alphonse); Kinney, Willis Z., 1860-1934; Gold King Extension Mines Company
  Date:1913-1934
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  Gold King Extension group, San Juan County, Colorado 

  Contributor:Marks, John H. (John Henry); Kinney, C. N.; Noon, Bernard; Gold King Extension Mines Company
  Date:1913-1924
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  "Fanny Barret" group of mines, The 

  Contributor:Tyson, S. T.; Smith, J. Alden
  Date:1900?
• 

  Henry M. Teller group of claims, San Juan County, Colorado 

  Contributor:Unknown
  Date:1900?
• 

  Yukon tunnel tungsten, San Juan County, Colorado 

  Contributor:Ayler, Maynard F.; Lamont, A. A.; Latimer, Royce R.; Prosser, Warren C. (Warren Charles)
  Date:1915-1975
• 

  Indian Chief lode, The 

  Contributor:Walter, E. W.
  Date:1917
• 

  Report of the Silver Queen group of mines 

  Contributor:Hall, C. L.
  Date:1896?

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