National Geographic : 1960 Jul
KODACHROMEBY NATIONALGEOGRAPHICPHOTOGRAPHERBATES LITTLEHALES© N.G.S. At present America's most powerful rocket, the Atlas generates 360,000 pounds of thrust with liquid-fuel engines. Convair-Astronautics manu factures the missile in this plant near San Diego. Overhead crane swings a twin-engined booster section to be fitted to the base of a missile. After take-off the booster drops, and a sustainer engine supports flight.