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FREEZING
2
ICE ISLANDS
2
Ice and Permafrost
2
MELTING
2
SEA ICE
Snow
2
THICKNESS
2
*ARCTIC OCEAN
1
*ARCTIC REGIONS
1
*ICE FORECASTING
1
*WEATHER FORECASTING
1
AERIAL RECONNAISSANCE
1
ALASKA
1
AN/AMQ-17
1
BAFFIN ISLAND
1
BAYS
1
BIRDS EYE 8 1969 PROJECT
1
CRACKS
1
DATA ACQUISITION
1
DATA PROCESSING EQUIPMENT
1
DENMARK
1
DIURNAL VARIATIONS
1
FLETCHERS ICE ISLAND
1
FLIGHT PATHS
1
GREENLAND SEA
1
MAPS
1
METEOROLOGICAL CHARTS
1
Meteorology
1
OBSERVATION AIRCRAFT
1
PHOTOGRAMMETRY
1
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