John Leopold Koch
1866 - 1941 (~ 74 years)(
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- 1 John Leopold Koch [1] b. 0Feb 1866 d. 1941
- + Mary Magdalena Holzinger b. 3 Mar 1877 d. 21 Aug 1974
- + Mary Magdalena Holzinger b. 3 Mar 1877 d. 21 Aug 1974