A bare rock spur extending from the southwest side of Mackin Table, 1 nautical mile (1.9 km; 1.2 mi) north of Mount Dumais.

Named by US-ACAN for Lieutenant Vernon N. Houk (MC) United States Navy, officer in charge of South Pole Station, winter 1958.

A bluff-type mountain, 1,830 metres (6,000 ft) high, standing on the southwest edge of Mackin Table, 2 nautical miles (3.7 km; 2.3 mi) north of Lekander Nunatak.

Named by US-ACAN for Lieutenant Clarence C. Dumais (MC) United States Navy, officer in charge of South Pole Station, winter 1960.

Named by US-ACAN for Lieutenant Sidney Tolchin (MC) United States Navy, officer in charge of South Pole Station, winter 1959.

A mound-shaped nunatak, 1,640 metres (5,380 ft) high, standing at the southwest end of Mackin Table, 3 nautical miles (5.6 km; 3.5 mi) east of Mount Tolchin.

A flat-topped, projecting-type mountain, 1,970 metres (6,460 ft) high, along the north edge of Mackin Table, 3 nautical miles (5.6 km; 3.5 mi) west of Stout Spur.

A knife-like rock spur descending from the north edge of Mackin Table, 3 nautical miles (5.6 km; 3.5 mi) east of Mount Campleman.

Named by US-ACAN for Chester M. Pierce who, with Jay T. Shurley, studied the psychophysiology of men while asleep and awake both before, during, and after sojourns at the South Pole Station, in 1966-67.

Named by US-ACAN for Lieutenant Ronald C. Sullivan, (MC) United States Navy, officer in charge of South Pole Station, winter 1967.

A prominent, bare, conical mountain, 1,660 metres (5,450 ft) high, standing 4.5 nautical miles (8.3 km; 5.2 mi) east of Pierce Peak at the northeast edge of Mackin Table.