in Tordrillo Mts., formed by junction of three glaciers, trends SW to its terminus 1958, 4 mi. W of Beluga Lake and 32 mi. NW of Tyonek, Alaska Range
Named by S. R. Capps and R. H. Sargent (in Smith and others, 1929, pl. 3), U.S. Geological Survey (USGS), "because this glacier is composed of the joining of three large glaciers."
Capps Glacier, Ch-atanalch-elt Li-a, Dogshead Glacier, South Branch Trimble Glacier, Triumvirate Glacier,
Lakes:Frustration Lake, Strandline Lake,
Mountains: