From History of Allegheny County, Pennsylvania:
John F. Davitt, secretary and treasurer McKeesport Gas company, was born in Pittsburgh, Pa., February 2, 1845, a son of John C. and Mary C. (Carothers) Davitt.He reared a family of five children: James W., Thomas C, Alfred B., John F. and Elizabeth H. (Mrs. Samuel S. Holland). His three youngest sons participated in the rebellion, and Thomas C. died of starvation in the rebel prison at Millen, Ga.
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