This historical map portrays the area of Duncans Mills in 2015, primarily covering Villa Grande as well as portions of Duncans Mills, Tyrone, and Sheridan. 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 Duncans Mills region at the time. Published in 2015, 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 · Healdsburg
USGS Topo · 1:62,500
1921 · Skaggs
USGS Topo · 1:62,500
1933 · Healdsburg
USGS Topo · 1:48,000
1935 · Sebastopol
USGS Topo · 1:48,000
1940 · Healdsburg
USGS Topo · 1:62,500
1942 · Sebastopol
USGS Topo · 1:62,500
1942 · Bodega Head
USGS Topo · 1:24,000
1942 · Arched Rock
USGS Topo · 1:24,000
1943 · Cazadero
USGS Topo · 1:24,000
1943 · Duncans Mills
USGS Topo · 1:24,000