John H. Harmon (1819–1888), mayor of Detroit and publisher of the Detroit Free Press
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John Harmon Charles Bonté (1831–1896) was a lawyer, Episcopal priest, and Secretary of the Board of Regents of the University of California from 1881-1896.
Wayne Berwick later directed the cult classic Microwave Massacre and co-directed the 1950s spoof The Naked Monster; the latter features Jeanne Carmen and John Harmon in a lighthouse segment which sends up the 1959 film.