Comments by "" (@TheDavidlloydjones) on "Oppenheimer's Gamble - The Plutonium Crisis" video.

  1. The picture at 1:20 is correct, the voice-over wrong: the moving part in the gun design, Little Boy, was the female part, which envelooped the stationary, projecting one. This is because to be stable down the barrel it was helpful to be in circumferential contact with it.
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  2. "just basic photography, pen, and paper"?? ...and, uh, a wee bit of thinking.
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