Thumb Rock

Thumb Rock (

65°15′S 64°16′W / 65.250°S 64.267°W / -65.250; -64.267Coordinates: 65°15′S 64°16′W / 65.250°S 64.267°W / -65.250; -64.267) is a rock lying between Winter Island and the northwest end of Galindez Island in the Argentine Islands, Wilhelm Archipelago. Charted and named in 1935 by the British Graham Land Expedition (BGLE) under Rymill.

 This article incorporates public domain material from the United States Geological Survey document: "Thumb Rock". (content from the Geographic Names Information System)