Description:

The Brain appeared in the October1948 Amazing Stories.

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Repairs had to be made in great haste, at night, while The Brain's machines slept

Cautiously the young flight engineer stretched his cramped legs across some gadgets in his crowded little compartment. Leaning back in his swivel chair he folded a pair of freckled hands behind his neck and smiled at Lee.

America's greatest weapon, greater than the Atom Bomb, was its new, gigantic mechanical brain. It filled a whole mountain—and then it came to life...!