Jackknife Hill
Summit in Coos County, New Hampshire · on the USGS Teakettle Ridge quadrangle
44.73611, -71.16790
Maps that show Jackknife Hill
Get them in the map app
Teakettle Ridge, NH
Detailed map of terrain, trails and roads
USGS topo, 2024

Milan, NH
Old map for history, not navigation
USGS historical 15-minute topo (1930)

Milan, NH
Old map for history, not navigation
USGS historical 15-minute topo (1933)

Milan, NH
Old map for history, not navigation
USGS historical 15-minute topo (1934)

Map of Umbagog National Wildlife Refuge
Fish & Wildlife Service Refuge Maps · Umbagog National Wildlife Refuge

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

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-12 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).