Space age astronomy an international symposium sponsored by Douglas Aircraft Company, inc., August 7-9, 1961, at the California Institute of Technology in conjunction with the XI General Assembly of the International Astronomical Union. - Deutsch, Armin J., Ed.; Klemperer, Wolfgang B. Ed. (New York Academic Press, 1962)
Keywords: Astronomy -- Congresses; Outer space -- Exploration -- Congresses; Astronomy