Middle Harbor
Bay in Ottawa County, Ohio · on the USGS Gypsum quadrangle
41.55450, -82.81213
Maps that show Middle Harbor
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Gypsum, OH
Detailed map of terrain, trails and roads
USGS topo, 2023

Put In Bay, OH
Old map for history, not navigation
USGS historical 15-minute topo (1903)

Put-In-Bay, OH
Old map for history, not navigation
USGS historical 15-minute topo (1901)

Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)

IFR Enroute Low Altitude Chart L-30 (U.S.)
FAA, 2026-10-29

IFR Enroute Low Altitude Chart L-28 (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).