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Anemometer
26
Barometer
26
Calculated from wind direction description
Cloud cover
26
Cloud type
26
DATE/TIME
26
Hygrometer
IPY-1
26
Rain gauge
26
Thermometer
Visual observation
26
Wind direction
26
Wind direction description
Wind speed
26
Cloud direction description
24
Observation
24
Vapour tension
24
Hydrometeor
22
Station pressure
22
Calculated from cloud direction description
20
Cloud direction
20
BARO
13
HYGRO
13
Humidity
13
Humidity, relative
13
International Polar Year 1881-1884
13
Temperature
13
Temperature, air
13
air
13
relative
13
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