Opel B. Mathewson
1889 - 1975 (85 years)(
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- 1 Opel B. Mathewson [1] b. 14 Jul 1889 d. 8 Feb 1975
- + Louis Richard Effinger b. 25 Apr 1895 d. 29 Mar 1945
- + Louis Richard Effinger b. 25 Apr 1895 d. 29 Mar 1945