Jack Henry Knoll
Summit in Iron County, Utah · on the USGS Jack Henry Knoll quadrangle
38.10188, -112.81940
Maps that show Jack Henry Knoll
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Jack Henry Knoll, UT
USGS topo, 2023
Minersville, UT
USGS historical 15-minute topo (1958)
IFR Enroute Low Altitude Chart L-09 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-11 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-04 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-03 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).