1777 - Birth of his biological father John Wallace at Chesterfield, Hampshire County, Massachusetts, USA 

27 Oct 1779 - Birth of his biological mother Anna Nevins at Groton, Grafton County, New Hampshire, USA 

16 Feb 1797 - Marriage of parents at New Hampshire, USA 

03 Jul 1806 - Birth at Henderson, Jefferson County, New York, USA 

01 Apr 1849 - Death of his biological mother Anna Nevins at Hanover, Chautauqua County, New York, USA 

Apr 1849 - Burial of his biological mother Anna Nevins at Clark Cemetery, Henderson, Jefferson County, New York, USA 

16 Sep 1861 - Death of his biological father John Wallace at Henderson, Jefferson County, New York, USA 

Sep 1861 - Burial of his biological father John Wallace at Clark Cemetery, Henderson, Jefferson County, New York, USA