This feature was mapped as a part of the mainland by the United States Antarctic Service (USAS) (1939–1941) and named "Radford Mountains."

[1] Download coordinates as: Radford Island is in the southeast of the Marshall Archipelago, in the Sulzberger Ice Shelf.

A small group of peaks 2 nautical miles (3.7 km; 2.3 mi) southwest of Mount Dane in the west part of Radford Island.

An ice-covered knoll 4 nautical miles (7.4 km; 4.6 mi) southwest of Mount Dane in the west part of Radford Island.

A mountain 3 nautical miles (5.6 km; 3.5 mi) west-northwest of Eilefsen Peak in the north part of Radford Island.