71°42′S66°46′W / 71.700°S 66.767°W / -71.700; -66.767.
A group of six nunataks in relative isolation, located on the north side of Goodenough Glacier, about 7 nautical miles (13 km; 8.1 mi) inland from the west coast of Palmer Land.
Named by the UK Antarctic Place-Names Committee (UK-APC) for Ralph R. Horne, BAS geologist at the Adelaide and Stonington Island stations in 1964-65.[3]
72°13′S65°36′W / 72.217°S 65.600°W / -72.217; -65.600.
A nunatak rising to 1,600 metres (5,200 ft) high at the south margin of Goodenough Glacier, 9 nautical miles (17 km; 10 mi) southwest of Blanchard Nunataks.
The feature has a sheer northwest face 150 metres (490 ft) high high; the southeast side is level with the snow plateau.
Mapped by the United States Geological Survey (USGS) from United States Navy aerial photographs taken 1966-69.
Named by the UK-APC in 1977 after Richard G. Barrett, British Antarctic Survey (BAS) surveyor at Stonington Island and Adelaide Island stations, 1974-76.[5]
Buttress Nunataks
72°22′S66°47′W / 72.367°S 66.783°W / -72.367; -66.783.
Group of prominent coastal rock exposures, the highest 635 metres (2,083 ft) high, lying close inland from George VI Sound and 10 nautical miles (19 km; 12 mi) west-northwest of the Seward Mountains, on the west coast of Palmer Land.
First seen from a distance and roughly surveyed in 1936 by the BGLE under Rymill.
Visited and resurveyed in 1949 by the Falkland Islands Dependencies Survey (FIDS), who gave this descriptive name.[6]