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National Science Foundation
1920-
1
Antarctic science activities
1
Antarctica -- Discovery and exploration
1
Austin
1
Belknap
1
Bill
1
Buzz
1
Evans
1
Hamilton
1
John
1
Jon
1
Loie Belknap
1
National Academy of Sciences
1
National Research Council
1
Polar Programs
1
South Pole Station
1
William Thomas
1
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