July 12

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  1854: George Eastman born. He will found the Eastman Kodak Company and popularize the use of roll film, helping to bring photography to the mainstream.

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  1895: Polymath Richard Buckminster "Bucky" Fuller born. Fuller was, among other things, an architect, systems theorist, author, designer, inventor, and futurist.

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  1917: The Bisbee Deportation: vigilantes kidnap and deport nearly 1,300 striking miners and others from Bisbee, Arizona.

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  1935: Alfred Dreyfus dies. He was wrongly convicted of treason during the Dreyfus affair.