Testing, modification, and developing of intercontinental ballistic missiles and sites in various US air force bases.

Updating of Atlas D missiles for space boosters and construction of Minuteman II launch facility Grand Forks AFB in North Dakota. Underground silo opens up and Intercontinental Ballistic Missile is erected. Crane hoisting missile. Missiles on trailer truck are transferred to hangers near Norton AFB in California. Shrouded Titan I (first generation) missiles in hangars which are going through deactivation process. Updating of Atlas D missiles for space boosters. Men at desk and officer at chart. Missile launched from air base. Engineers and workers working on missile components. Modifications of launch facility and missile at Vandenberg AFB in California. Officers in control center. Minuteman II missile test facility under construction at Grand Forks AFB in North Dakota. Various launch facilities across US.