R.I.P. 1920's-?; 1938-?
Developed in the 1920's with a D-6 cupola cabin, a 20' timber tower with L-4 cab was added in 1938. Both structures were destroyed.
Gifford Pinchot National Forest
12 miles ESE of Mt. St. Helens
Skamania County, Washington
Elevation 4247'
USGS Benchmark SB1368

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Spencer Butte L.O.
Photo courtesy the Washington DNR