The Polar Times December 1962
Date: December 1, 1962
American Polar Society
The Polar Times December 1963
Date: December 1, 1963
The Polar Times December 1964
Date: December 1, 1964
The Polar Times December 1965
Date: December 1, 1965
The Polar Times December 1966
Date: December 1, 1966
The Polar Times December 1967
Date: December 1, 1967
The Polar Times December 1968
Date: December 1, 1968
The Polar Times December 1969
Date: December 1, 1969
The Polar Times December 1970
Date: December 1, 1970
The Polar Times December 1973
Date: December 1, 1973
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