Great Swamp (historical)
Swamp in Westchester County, New York · on the USGS Mount Vernon quadrangle
40.89417, -73.79806
Maps that show Great Swamp (historical)
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Mount Vernon, NY
Detailed map of terrain, trails and roads
USGS topo, 2023
Harlem, NJ
Old map for history, not navigation
USGS historical 15-minute topo (1891)
Harlem, NY
Old map for history, not navigation
USGS historical 15-minute topo (1897)
Harlem, NY
Old map for history, not navigation
USGS historical 15-minute topo (1898)
Harlem, NY
Old map for history, not navigation
USGS historical 15-minute topo (1900)
Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)
IFR Enroute Low Altitude Chart L-33 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-34 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-32 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-11 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-10 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-12 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).