Secret Weapons: Death Rays, Doodlebugs and Churchill's Golden Goose, Brian J. Ford.
A good popular history of the secret weapons of the Second World War,
the scientific research behind them, their effect on the war (if any)
and their impact on the post-war world. Covers a wide range of projects
from all of the major combatants, includes good sections on the code
breakers, rocketry and the nuclear bomb.
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