Started about 1926 with a log cupola cabin, followed by a 10' pole L-4 tower in the 1930s, the present 10' concrete base with R-6 flat cab, built in 1961, is staffed every summer.
Bitterroot National Forest
6 miles east of Darby
Ravalli County, Montana
Elevation 7284'

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Deer Mtn. in 1928 Deer Mtn. L.O. Deer Mtn. L.O. Deer Mtn. in 2014
Photos courtesy the U.S. Forest Service, Gary Weber, and Rex Kamstra