This historical map portrays the area of Swan Valley in 2011, primarily covering Swan Valley as well as portions of Irwin. Featuring a scale of 1:24,000, this map provides a highly detailed snapshot of the terrain, roads, buildings, counties, and historical landmarks in the Swan Valley region at the time. Published in 2011, it is the sole known edition of this map.
This is the sole edition of this map. No revisions or reprints were ever made.
1932 · Irwin
USGS Topo · 1:96,000
1935 · Irwin
USGS Topo · 1:125,000
1943 · Driggs
USGS Topo · 1:62,500
1943 · Garns Mtn
USGS Topo · 1:62,500
1946 · Driggs
USGS Topo · 1:62,500
1946 · Garns Mtn
USGS Topo · 1:62,500
1955 · Driggs
USGS Topo · 1:250,000
1958 · Driggs
USGS Topo · 1:250,000
1962 · Driggs
USGS Topo · 1:250,000
1966 · Conant Valley
USGS Topo · 1:24,000