Assault on the Unknown: The International Geophysical Year

Academy of Sciences Air Force Allen American Antarctic Antarctica Arctic Ocean Argus atmosphere aurora balloon Byrd Station carried clouds coast Committee conference continent cosmic rays crust CSAGI depth drifting earth electrons equator expedition Explorer Explorer IV feet fired flare floe Geophysical glacier Greenland ice sheet ICSU IGY Bulletin AGU instruments intensity International International Geophysical ionosphere Island land launching layer light Little America magnetic storm Marie Byrd Land McMurdo Sound miles missile Moscow mountains National Navy observations Observatory orbit Pacific particles plane polar produced Project Vanguard proposed radiation radio reached recorded region reported Research rocket and satellite rockoons Russians scientific scientists shelf ship shots signals snow solar South Pole Soviet Bloc Soviet Union space Sputnik sunspot surface temperature tion tracking tractor trench United USSR Vanguard vehicle Washington waves weather Weddell Sea Wilkes Station wind