Swan Island 1935 Advance Planimetric
PDF (6.8 MB)
USGS - Historic Quads
Swan Island 1941/1973
PDF (17.5 MB)
Swan Island 1941/1965
PDF (14.7 MB)
Swan Island 1942 Preliminary
PDF (16.4 MB)
Swan Island 2010
PDF (27.5 MB)
USGS - US Topo
Swan Island 2013
PDF (38.0 MB)
Swan Island 2016
PDF (29.3 MB)
Tate Springs
1:48,000
Morristown
1:125,000
1:100,000
Johnson City
1:250,000
Coleman Gap
Back Valley
Sneedville
Howard Quarter
Swan Island
Lee Valley
Avondale
Bean Station
Russellville