John Adam Mathis was born in 1870 in Newton County, Indiana. He died on 8 Oct 1935 in Menard County, Illinois.
John married Grace M. Langley in 1893 in Illinois. Grace M. Langley (Parents) was born in 1871 in Illinois. She died on 9 Mar 1955 in Illinois.
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Leonard D. Mathis was born on 3 Apr 1894 in Iroquois County, Illinois. He died on 4 Aug 1927 in Missouri.
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Nancy A. Mathis was born on 28 Feb 1897 in Iroquois County, Illinois. She died on 25 May 1970 in Ray County, Missouri.
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Hannah H. Mathis was born in 1897 in Illinois. She died on 1 Mar 1990 in Ida County, Iowa.
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Agnes Matilda Mathis was born in 1899 in Iroquois County, Illinois. She died on 2 Nov 1980 in Ray County, Missouri.
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Lewis M. Mathis was born in 1903 in Illinois. He died on 6 Nov 1957 in Ray County, Missouri.
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Helen Lucy Mathis was born in 1906 in Illinois. She died on 23 Jan 1990 in Ray County, Missouri.
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Nicholas Sampson Mathis was born on 26 Mar 1909 in Menard County, Illinois. He died on 11 Sep 1939 in Ray County, Missouri.
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Mary C. Mathis was born in 1912 in Illinois. She died on 2 Jun 1978 in Ray County, Missouri.
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George J. Mathis was born in 1915 in Illinois. He died on 1 Oct 1967 in Ray County, Missouri.
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Ada I. Mathis was born on 11 Dec 1917 in Illinois. She died on 23 Oct 1988 in Ray County, Missouri.
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Samuel E. Mathis was born on 11 Dec 1917 in Illinois. He died on 23 Aug 1963 in Ray County, Missouri.