John B. Gravelin
1842 - Aft 1910 (~ 68 years)(Notes: You may have to scroll down or right to see chart.)
| John B. Gravelin | |
| B: | Dec 1842 |
| NY | |
| D: | Aft 15 Apr 1910 |
| Mary Elizabeth Munroe | |
| B: | Jul 1852 |
| RI | |
| D: | 13 Apr 1922 |
1842 - Aft 1910 (~ 68 years) 1842 - Aft 1910 (~ 68 years)(Notes: You may have to scroll down or right to see chart.)
| John B. Gravelin | |
| B: | Dec 1842 |
| NY | |
| D: | Aft 15 Apr 1910 |
| Mary Elizabeth Munroe | |
| B: | Jul 1852 |
| RI | |
| D: | 13 Apr 1922 |