He married Margaret F. Brenneman 7 Aug 1889 . Margaret F. Brenneman was born at Elida, Allen, Ohio 20 Feb 1871 daughter of Joseph Brenneman and Nancy Hilyard .
They were the parents of 10
children:
Sylvester F. Keller
born 27 Mar 1891.
Joseph E. Keller
born 8 Dec 1892.
Noah W. Keller
born 8 Feb 1895.
Mary M. Keller
born 30 Mar 1897.
Anna M. Keller
born 28 Feb 1899.
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