
Little Poison Butte and Big Poison Butte anchor this high-desert landscape in Malheur County, where the relief is defined by volcanic features and a network of seasonal drainages. The area is characterized by vast open spaces like Richie Flat and significant topographical landmarks including Buckbrush Poison Butte and the steep walls of Timber Canyon.
30 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1955 · Baker
USGS Topo · 1:250,000
1955 · Boise
USGS Topo · 1:250,000
1958 · Boise
USGS Topo · 1:250,000
1959 · Baker
USGS Topo · 1:250,000
1962 · Boise
USGS Topo · 1:250,000
1964 · Brogan
USGS Topo · 1:62,500
1966 · Clover Creek Ranch
USGS Topo · 1:62,500
1966 · Harper
USGS Topo · 1:62,500
1966 · Westfall Butte
USGS Topo · 1:62,500
1980 · Brogan
USGS Topo · 1:100,000