Family/Spouse: Mary J. Thompson. Mary (daughter of Whipple Fay Thompson and Margaret Ann Clary) was born on 26 Feb 1839; died on 5 Mar 1904. [Group Sheet] [Family Chart]

1. Eugene A. Cooper was born in Jun 1860; died on 31 Aug 1937.
2. Arthur Ellsworth Cooper was born on 24 Aug 1861; died on 19 Sep 1913.
3. Chauncey C. Cooper was born in 1881.