Ancestors of Ava Van De Graaff

     /--Eric Van De Graaff 
Ava Van De Graaff 
     |                       /--Joseph Heber Thurber 
     |               /--Joseph Shelton Thurber  b. 5 Sep 1883 d. 14 May 1975
     |               |       \--Laura Ann Keeler 
     |       /--Stanley Roy Thurber 
     |       |       |               /--Orville Sutherland Cox  b. 25 Nov 1814 d. 4 Jul 1888 =>
     |       |       |       /--Delaun Mills Cox  b. 24 Mar 1850 d. 24 Apr 1932
     |       |       |       |       \--Elvira Pamela Mills  b. 2 Mar 1820 d. 18 Feb 1903 =>
     |       |       \--Phoebe Cox  b. 5 Oct 1891 d. 15 Apr 1976
     |       |               |       /--Easton Kelsey  b. 9 Mar 1813 d. 10 May 1899
     |       |               \--Charlotte Kelsey  b. 18 Nov 1856 d. 22 Jul 1918
     |       |                       \--Abigail Finch  b. 15 Nov 1823 d. 4 Dec 1892
     \--Cheryl Atella Thurber 
             \--Bobbie June Ball  b. 1 Jun 1929