Edwin Cowles (1825–1890) was the publisher of The Cleveland Leader. During the President Abraham Lincoln administration and Civil War, he was appointed as US postmaster of Cleveland, serving April 4, 1861 - July 11, 1865. He later served as Vice-President of the 1884 Republican National Convention.Orth 1910 : 787 He was the elder brother of Alfred Cowles, Sr., also a newspaper publisher.
See also Cowles Publishing Company
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