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IPY-1
32
DATE/TIME
30
Observation
30
Thermometer
30
Barometer
24
Anemometer
22
Visual observation
22
Station pressure
20
Cloud cover
18
Wind speed
18
International Polar Year 1881-1884
16
OBSE
15
Temperature
15
Hygrometer
14
Wind direction
14
BARO
12
Rain gauge
12
air
12
Vapour tension
9
Temperature, air
8
HYGRO
7
Humidity
7
auxiliary station
7
relative
7
Precipitation
6
South_Georgia
6
Calculated from cloud direction description
4
Calculated from wind direction description
4
Cloud direction
4
Cloud direction description
4
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