Topic
DATA PROCESSING
ANTARCTIC REGIONS
6
ANTARCTIC REGIONS)
3
ATMOSPHERIC TEMPERATURE
3
DEEP FREEZE 1968 OPERATION
3
INSTRUMENTATION
3
Ice and Permafrost
3
MCMURDO SOUND
3
Meteorology
3
OCEAN CURRENTS
3
POLAR REGIONS
3
PREDICTIONS
3
Physical and Dynamic Oceanography
3
ROSS SEA
3
Snow
3
TEMPERATURE
3
(*SEA ICE
2
*METEOROLOGICAL DATA
2
COMPARISON
2
EPICENTERS
2
FOREIGN REPORTS
2
FREEZING
2
HYDROGRAPHIC SURVEYING
2
ICEBREAKERS
2
MAGNETIC TAPE
2
MARINE TRANSPORTATION
2
OCEANOGRAPHIC DATA
2
PRIMARY WAVES
2
Radio Communications
2
SALINITY
2
SEA ICE
2
SEA WATER
2
SEISMIC NOISE
2
SEISMIC WAVES
2
SEISMOMETERS
2
Seismic Detection and Detectors
2
Seismology
2
(*AERIAL RECONNAISSANCE
1
(*EARTHQUAKES
1
(*OCEANOGRAPHIC DATA
1
(*SEISMOLOGICAL STATIONS
1
*ANTARCTIC REGIONS)
1
*EARTHQUAKES
1
*IONOLNK2 COMPUTER PROGRAM
1
*IONOSONDES
1
*METEOROLOGICAL SATELLITES
1
*NAVAL RESEARCH
1
*OCEANOGRAPHIC DATA
1
*OCEANOGRAPHY
1
*RADIO EQUIPMENT
1
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