Helen B. Heckman
![Female](img/tng_female.gif)
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- 1 Helen B. Heckman [1] b. 11 Jul 1871 d. 7 Jul 1943
Hayes Waite Mattern b. 25 Apr 1869 d. 8 Mar 1930
- 2 Donald Heckman Mattern [1.1]
b. 19 Jul 1905 d. 17 Dec 1989
May Foster b. 6 Oct 1902 d. 18 Jul 2005
- 3 Living [1.1.1]
- 3 Living [1.1.1]
- 2 Donald Heckman Mattern [1.1]