

CONTENTS. 



Page 



INTRODUCTION 1 



Instruments and Observations 3 



Wind. Compass. Anemometer 3 



Barometers 4 



Thermometers 10 



Hygrometer 15 



Clouds 20 



Precipitation. State of the Sky 20 



The State of the Sea 21 



The Hours of Observation 21 



The Position of the Ship 21 



Ice-Temperatures 22 



Observations. Journal 25 



Results 249 



Latitude and Longitude of the Fram 252 



Seasons 253 



Wind. Direction 255 



Wind-Frequency 256 



Months 268 



Wind-Direction. Diurnal Period 274 



Annual 279 



The windward Side of the Wind-Rose 284 



The Constancy and Change of the Direction of the Winds .... 286 



Wind-Velocity 289 



Diurnal Period 290 



Diurnal Period and Amount of Cloud 295 



- Wind-Velocity 299 



of fresh Winds 305 



- Gales 307 



. Calms 307 



Wind-Velocity. Annual Period 309 



Calms 310 



Dynamic Wind-Roses 



Wind-Resultants . 315 



