TY - SER ED - IGY World Data Center A: Rockets and Satellites. TI - Experimental results of the U. S. rocket program for the Internation al Geophysical Year / PY - 0000///Washington : PY - 1958/// PY - 1958/// CY - PB - [s.n.] , KW - Artificial satellites KW - Rocket observations KW - International Geophysical Year, 1957-1958 KW - Atmosphere, Upper ER -