Topic
Antarctica -- Discovery and exploration -- Interviews
6
International Geophysical Year (IGY) (1957-1958)
4
Operation Deepfreeze (1955-1956)
3
1957-1958 -- Interviews
2
Aeronautics -- Antarctica -- Interviews
2
Arctic regions -- Discovery and exploration -- Interviews
2
International Geophysical Year
2
Operation Deep Freeze (1955-1956) -- Interviews
2
Weather forecasting -- Antarctica -- History -- Interviews
2
Aeronautics -- Polar regions -- Interviews
1
Arctic exploration -- Interviews
1
Arctic research -- Administration -- Interviews
1
Dickerson
1
Gerasimou
1
Gudmundson
1
Helen -- Interviews
1
Howard O. -- Interviews
1
Julian P
1
Morton J. -- Interviews
1
National Science Foundation (U.S.). Division of Polar Programs
1
Operation Deepfreeze II
1
Operation Deepfreeze III
1
Paul Robert -- Interviews
1
Polar regions -- Discovery and exploration -- Interviews
1
Richard G. -- Interviews
1
Rubin
1
Stephen O. -- Interviews
1
Streich
1
Weather forecasting -- Arctic regions -- History -- Interviews
1
Wessbecher
1
Wilson
1