Jun 14 1961
From The Space Library
NASA's Plum Brook nuclear test reactor at Sandusky, Ohio, went critical for the first time. This reactor was begun in September 1956, and the facility presently has a staff of 100 persons, headed by Dr.. Theodore M. Hallman.
NASA and the Argentine Comision Nacional de Investigaciones Espaciales signed a memorandum of understanding for a cooperative space science research program using sounding rockets.
Four-stage Javelin fired to 560-mile altitude from Wallops Island, testing extension of two 75-foot antenna arms on radio command at altitude, a test flight in the United States-Canadian Alouette satellite development.
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