Madison Butte Lookout - 2008 - courtesy of Ron Kemnow
Madison Butte was built in 1957 replacing a 1923 D-6 Cupola ground cab.
The 13x13 Plan CL-100 cab stands on a 37 foot K-Brace steel tower.
https://oregonlookouts.weebly.com/madison-butte.html - 1960 - courtesy of the Umatilla National Forest