Recent Submissions

  • Dugout face, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    A dugout face is shown underground at the Edgar Mine. A man kneels to the side. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, ...
  • Incline face, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    An incline face is shown underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it produced silver and ...
  • Water, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    Water stands in one of the tunnels and drips from the ceiling underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the ...
  • Dog, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    A German Shepard dog lays on the floor of one of the buildings at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, ...
  • Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it produced silver and gold, and some lead and copper in the 1870s. The Big Five ...
  • Face at incline, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    A face at an incline is shown underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it produced silver ...
  • SE dipping fault, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    A southeast dipping fault is shown underground at the Edgar Mine. A person's hand and arm is shown holding a measuring stick. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, ...
  • Granite at face, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    An exposure of granite is shown at a face underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it ...
  • Student and instructor, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    Two men, probably a student and an instructor or mine operator, work at equipment underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. ...
  • Student and instructor, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    A man and a woman, probably an instructor and a student, work at a drilled hole underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. ...
  • Drill hole, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it produced silver and gold, and some lead and copper in the 1870s. The Big Five ...
  • Students, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    Three men, probably students, are grouped around equipment underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the ...
  • Face opposite incline, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    The face opposite an incline is shown underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it produced ...
  • Student at SL site, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    A student is shown at SL site underground at the Edgar Mine. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it produced silver ...
  • Roof vug, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    A fault and roof vug is shown underground at the Edgar Mine. A woman, probably a student, stands below. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally ...
  • Man and equipment, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    A man works at equipment underground at the Edgar Mine. Another person stands in the background. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known ...
  • Reservoir, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally known as the Edgar Mine, it produced silver and gold, and some lead and copper in the 1870s. The Big Five ...
  • Man at vent raise, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    A vent raise is shown underground at the Edgar Mine. A man, probably a student, stands on the ladder. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally ...
  • Dugout face at site, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    A dugout face at a drift is shown underground at the Edgar Mine. A man, probably a student, kneels nearby. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. Originally ...
  • Man at vent raise, Colorado School of Mines Experimental Mine 

    Contributor:Unknown
    Date:1989?
    A vent raise is shown underground at the Edgar Mine. A man, probably a student, stands on the ladder underneath. The Colorado School of Mines Experimental Mine is located in Idaho Springs, Clear Creek County, Colorado. ...

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