In the name of security, news on the U.S. crash program for producing the intercontinental (5,000 miles) ballistic missile and its smaller brother, the intermediate-range (1,500 miles) missile, has been tightly restricted. But last week the Air Force Association convention in New Orleans heard the most definitive report yet on which companies are developing components for the "ultimate weapon."
Brigadier General Don R. Ostrander, Assistant Deputy Commander of the Air Research and Development Command, disclosed that several companies are working on each of the four major components of the missiles: air frame, propulsion system, nose cone, guidance system. The project...