Template:Selected anniversaries/June 15

From Gnomon Chronicles
  • 1906: Mathematician, cryptographer, and author Gordon Welchman born. During the Second World War, he will develop traffic analysis techniques for breaking German codes.

    1906: Mathematician, cryptographer, and author Gordon Welchman born. During the Second World War, he will develop traffic analysis techniques for breaking German codes.

  • Neon lighting says that it "enjoys the work," calls itself "the luckiest of technologies" for a life spent converting electricity into light.

    Neon lighting says that it "enjoys the work," calls itself "the luckiest of technologies" for a life spent converting electricity into light.

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