John B. Gravelin
1842 - Aft 1910 (~ 68 years)(
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- 1 John B. Gravelin [1] b. Dec 1842 d. Aft 15 Apr 1910
- + Mary Elizabeth Munroe b. Jul 1852 d. 13 Apr 1922
- + Mary Elizabeth Munroe b. Jul 1852 d. 13 Apr 1922