Delta 2914 article 588/D101 made the first flight of the 2914 configuration and successfully launched Westar 1, the first operational United States domestic communications satellite, into geosynchronous transfer orbit on 13 April 1974.
Delta 2914 article 588/D101 made the first flight of the 2914 configuration and successfully launched Westar 1, the first operational United States domestic communications satellite, into geosynchronous transfer orbit on 13 April 1974.