
The Union River watershed dominates this part of Hancock County, characterized by an extensive network of ponds and glacial ridges in the late 1980s. The landscape is defined by its water bodies, from the sprawling Rocky Pond and Spectacle Pond in the south to the chain of Upper Lead Mtn Pond, Middle Lead Mtn Pond, and Lower Lead Mtn Pond in the north. Settlement is sparse, with small crossroads like Dog Corners providing the few points of human activity amidst the wooded terrain of Aurora and Osborn.
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This is the sole edition of this map. No revisions or reprints were ever made.
1911 · Ellsworth
USGS Topo · 1:62,500
1929 · Great Pond
USGS Topo · 1:48,000
1929 · Lead Mountain
USGS Topo · 1:48,000
1930 · Tunk Lake
USGS Topo · 1:48,000
1932 · Tunk Lake
USGS Topo · 1:62,500
1932 · Lead Mountain
USGS Topo · 1:62,500
1932 · Great Pond
USGS Topo · 1:62,500
1940 · Ellsworth
USGS Topo · 1:62,500
1942 · Ellsworth
USGS Topo · 1:62,500
1942 · Tunk Lake
USGS Topo · 1:62,500