![](http://www.alamy.com/thumbs/6/7F8736D5-6032-4FB1-92A5-2B863B490083/C215GB.jpg)
[Caterpillar-tracked vehicle] at [East Base] (1940-1941 1947-1948) of the United States Antarctic Service on [Stonington Island]
Size: 4992px × 3328px
Photo credit: © Martin Grace / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: 1940, 1941, 1947, 1948, antarctic, antarctica, armour, caterpillar, expedition, exploration, explore, explorer, hut, ice, polar, pole, snow, survey, tank, track, usas, wild, wilderness