Helena Katherine Steffen
1889 - 1920 (30 years)(
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- 1 Helena Katherine Steffen [1] b. 21 May 1889 d. 9 Feb 1920
- Andrew Michael Thurner
- 2 Ima May Thurner [1.1] b. 21 May 1917 d. 6 Nov 1983
- Richard M. Sandefur b. 3 Mar 1916 d. 8 Dec 2007
- 3 Diana Sandefur [1.1.1]
- 3 Diana Sandefur [1.1.1]
- 2 Ima May Thurner [1.1]