On the Alaska-Canada boundary, 34 mi. NW of Hyder, 10 mi SE of Mount Stoeckl, Coast Mts.
Named in 1924 by U.S. Geological Survey (USGS) for Henry Middleton, 1771-1846, U.S. minister to Russia, 1820-1830, who "negotiated treaty with Russia, 1824, regulating trade and fisheries in the Pacific Ocean and northwest coast of America, and establishing the line of 544000 as the southern limit of Russian settlement."
Clara Smith Glacier, Gracey Creek Glacier,
Lakes:Mountains:Mount Blaine, Dickins Peak, Mount John Jay, Mount Middleton, Mosheim Dome, Mount Stoeckl, Mount Willibert,
Streams: