From History of Allegheny County, Pennsylvania:
John B. Beatty, retired, postoffice Hoboken, was born in Allegheny county. Pa., in 1821.He married, in 1845, Sarah, daughter of Andrew and Mary (Stewart) Erwin, and five children blessed their union, four yet living: Harry, at home; Minnie E. (Mrs. Graham), Ella E. (Mrs. Thursby) and May E. (Mrs. Dr. Kelley. of Wheeling, W.Va.)."
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