Tereasa Sue Knuth
North American Missing Persons Network
Tereasa Sue Knuth

Above Images: Knuth

Vital Statistics at Time of Disappearance

  • Missing Since: August 24, 1981 from Frisco, Summit County, Colorado
  • Classification: Endangered Missing
  • Date Of Birth: September 19, 1958
  • Age: 22
  • Height: 5'1"
  • Weight: 110 lbs.
  • Hair Color: Brown
  • Eye Color: Brown
  • Race/Ethnicity: White
  • Sex: Female
  • Clothing: Blue jeans and a pink, green, blue, yellow pastel
    colored light weight sweater, square toed riding boots.
  • Case Number: 81-1462

  • Details of Disappearance
    Knuth was camping with her boyfriend, Fred Calkins, when he reported her missing on August 24, 1981.

    Knuth left her identification, cigarettes, jewelry and other personal items.

    No traces of Knuths whereabouts were found in the area or at the campsite. Extensive searches of the area have been performed over the years and yielded no new leads.

    Investigating Agency
    If you have any information concerning this case, please contact:
    Summit County Sheriff's Office

    Source Information