IC£)S: International Council for the Exploration of the Sea. Founded 

 1899/1902 as an association of fishing nations of northwest 

 Europe. Headquarters at Charlottenlund, Copenhagen. Sup- 

 ported by dues of member countries. 



ICO: Interagency Committee on Oceanography. 



ICSU: International Council of Scientific Unions. Founded 1919 



in Brussels. Headquarters at The Hague. Membership com- 

 posed of national academies of science of 43 countries. Sup- 

 ported by dues of members and by UNESCO. 



IGY: International Geophysical Year. 



IIOE: International Indian Ocean Expedition. 



IOC: The Intergovernmental Oceanographic Commission. Estab- 

 lished by UNESCO. 



IRE: Institute of Radio Engineers. 



ISA: Instrument Society of America. 



lUGG: International Union of Geodesy and Geophysics. Founded 1919 

 in Brussels. One of the constituent Unions of ICSU. Mem- 

 bership connposed of geophysical organs of national acadenn- 

 dies of science of various countries. Headquarters (secre- 

 tary's address) in Paris, but meets every three years in 

 various parts of the world. 1963 meeting to be in Berkeley. 

 Supported by dues and by UNESCO. 



I. T. & T. : International Telephone and Telegraph. 



LGO: Lamont Geological Observatory. 

 LORAN: Long Range Navigation. 



MAD: Magnetic Anomaly Detection. 



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