Atomic Bomb

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Across
  1. 4. Creator of the atom bomb
  2. 6. name of the bomb dropped on Nagasaki
  3. 7. name of the bomb dropped on Hiroshima
Down
  1. 1. name of project
  2. 2. cost of project
  3. 3. name of enemy combatant bombed
  4. 5. name of the plane that dropped the bombs