
This historical map portrays the area of Unity Reservoir in 2011, primarily covering Unity Reservoir. 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 Unity Reservoir 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.
1901 · Sumpter
USGS Topo · 1:125,000
1908 · Ironside Mountain
USGS Topo · 1:125,000
1955 · Canyon City
USGS Topo · 1:250,000
1959 · Canyon City
USGS Topo · 1:250,000
1961 · Whitney
USGS Topo · 1:24,000
1972 · Hereford
USGS Topo · 1:24,000
1972 · Unity
USGS Topo · 1:24,000
1972 · Phillips Lake
USGS Topo · 1:24,000
1972 · Sumpter
USGS Topo · 1:24,000
1972 · Beaverdam Creek
USGS Topo · 1:24,000