- Willie Mays is in his rookie year in baseball. Baseball cards featuring Mays are produced. (DS9: "In the Cards")
- The movie Appointment with Danger is released on Earth. (ENT: "Impulse")
- Robert Heinlein's novel The Puppet Masters was serialized in the science fiction periodical Galaxy. (Star Trek Encyclopedia (4th ed., vol. 1, p. 291))
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