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International Geophysical Year (IGY) (1957-1958)
1957-1958 -- Interviews
2
International Geophysical Year
2
Aeronautics -- Antarctica -- Interviews
1
Alan H. -- Interviews
1
Antarctica -- Discovery and exploration -- Interviews
1
Arctic Institute of North America
1
Arctic regions -- Discovery and exploration -- Interviews
1
John E. -- Interviews
1
Operation Deep Freeze (1955-1956) -- Interviews
1
Operation Deepfreeze (1955-1956)
1
Paul Robert -- Interviews
1
Sater
1
Shapley
1
Streich
1
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