On the Alaska-Canada boundary about 4 mi NE of Mount Armour and 42 mi. NE. of Yakutat, St. Elias Mts.
Named by U.S. Coast and Geodetic Survey (USC&GS) in 1903 for the Hon. Sir Allen Bristol Aylesworth, International Boundary Commission (IBC) Commissioner. The name was published on U.S. Coast and Geodetic Survey (USC&GS) Chart 8000 in 1908; but was called "Peak 8900" in U.S. Coast and Geodetic Survey (USC&GS) triangulation records in 1906.
Art Lewis Glacier, East Nunatak Glacier, Hanging Glacier,
Mountains:Mount Armour, Mount Aylesworth, Mount Duff, Mount Herbert, Mount Wade,