Bullhead Lake
Lake in Beltrami County, Minnesota · on the USGS Kelliher quadrangle
47.94793, -94.44210
Maps that show Bullhead Lake
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Kelliher, MN
USGS topo, 2022

Bridgie, MN
USGS historical 15-minute topo (1919)

Bridgie, MN
USGS historical 15-minute topo (1924)

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

IFR Enroute Low Altitude Chart L-14 (U.S.)
FAA, 2026-10-29

IFR Enroute High Altitude Chart H-02 (U.S.)
FAA, 2026-10-29
Name, class, county and location: USGS Geographic Names Information System (public domain).