Berlin Public Library
Polar regions -- Exploration
Type
http://bibfra.me/vocab/lite/Concept
Label
Polar regions -- Exploration
Name
Polar regions
Focus
Polar regions
Sub focus
Exploration
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Subject of
1
The ice balloon, S.A. Andrée and the heroic age of Arctic exploration, Alec Wilkinson
Outgoing Resources
Focus
1
Polar regions
Sub focus
1
Exploration
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