IGY OCEANOGRAPHY REPORTS 

 Numbers Published to Date: 



1. Atlas of the Track Charts of IGY Cruises, Part I: North 

 Atlantic. 



2. Hydrological Observations in the Southern Oceans. 



3. Oceanographic Observations in the Intertropical Region 

 of the World Ocean during the IGY and IGC. 



4. Productivity Measurements in the World Ocean. 



in the world oc 



(Oceanogr. ) 



rt II) 



Copy 1 . 



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RETURNED 



