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(*AERIAL RECONNAISSANCE
1
(*SEA ICE
1
ATLANTIC OCEAN)
1
CLIMATE
1
COAST GUARD
1
HYDROGRAPHIC SURVEYING
1
ICE ISLANDS
1
ISOTHERMS
1
Ice and Permafrost
1
MARINE TRANSPORTATION
1
NAVIGATION CHARTS
1
NORTH ATLANTIC OCEAN
1
OCEAN CURRENTS
1
SEA ICE)
1
STATISTICAL DATA
1
SURFACE TEMPERATURE
1
Snow
1
TENDERS(VESSELS)
1
WIND
1
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