This historical map portrays the area of Union in 2014, primarily covering Warren as well as portions of Union, Hope, and Washington. 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 Union region at the time. Published in 2014, it is the sole known edition of this map.
This is the sole edition of this map. No revisions or reprints were ever made.
1904 · Rockland
USGS Topo · 1:62,500
1906 · Rockland
USGS Topo · 1:62,500
1913 · Waldoboro
USGS Topo · 1:48,000
1915 · Waldoboro
USGS Topo · 1:62,500
1915 · Belfast
USGS Topo · 1:62,500
1916 · Liberty
USGS Topo · 1:62,500
1917 · Belfast
USGS Topo · 1:62,500
1941 · Belfast
USGS Topo · 1:62,500
1941 · Rockland
USGS Topo · 1:62,500
1941 · Waldoboro
USGS Topo · 1:62,500