Mount Thielsen Quadrangle, Oregon(PDF) (Map). 1 : 24,000. 7.5 Minute Series (Topographic). United States Forest Service. March 19, 2012. Archived(PDF) from the original on October 24, 2015. Retrieved December 23, 2014.
Mount Thielsen Quadrangle, Oregon(PDF) (Map). 1 : 24,000. 7.5 Minute Series (Topographic). United States Forest Service. March 19, 2012. Archived(PDF) from the original on October 24, 2015. Retrieved December 23, 2014.
Schifrin, Ben (2007). Pacific Crest Trail: Oregon & Washington(PDF) (7th ed.). Berkeley, California: Wilderness Press. p. 18. Archived(PDF) from the original on March 4, 2016. Retrieved December 23, 2014.
Schifrin, Ben (2007). Pacific Crest Trail: Oregon & Washington(PDF) (7th ed.). Berkeley, California: Wilderness Press. p. 18. Archived(PDF) from the original on March 4, 2016. Retrieved December 23, 2014.