Monthly frequency tables : Containing summaries of observations of horizontal visibility, heigth of base of low cloud and speed and direction of surface and upper winds in the form approved by the International Commission for Air Navigation / Meteorological Office, Department of Irrigation, Union of South Africa
Resource type: Ressourcentyp: ZeitschriftPeriodicalLanguage: English Volumes: Bände: Show volumesZeige BändePublisher: [Pretoria], 1932-1940Genre/Form: DDC classification:- 550
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