This historical map portrays the area of Jamison Ridge in 2012, primarily covering Jamison Ridge. 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 Jamison Ridge region at the time. Published in 2012, it is the sole known edition of this map.
This is the sole edition of this map. No revisions or reprints were ever made.
1920 · Covelo
USGS Topo · 1:62,500
1926 · Covelo
USGS Topo · 1:62,500
1929 · Eden Valley
USGS Topo · 1:62,500
1951 · Laytonville
USGS Topo · 1:62,500
1952 · Spyrock
USGS Topo · 1:62,500
1952 · Eden Valley
USGS Topo · 1:62,500
1952 · Covelo
USGS Topo · 1:62,500
1957 · Ukiah
USGS Topo · 1:250,000
1960 · Ukiah
USGS Topo · 1:250,000
1966 · Sanhedrin Mtn
USGS Topo · 1:24,000