| b 1839, | Andrew McMahan | |||
| James Wellington McMahan | ||||
| | b ABT 1750 1755 | ||||
| Robert McMahan | d 16 Sep 1831 | |||
| |b 1794 | | | |||
| |d 08 Dec 1867 | Rachel Calvert | |||
| | | b 1760 | |||
| Rebecca McMahan | ||||
| |John Columbus Snapp | | | |||
| | | | | |||
| Hulda Hatcher | ||||
| b 1794 | | | |||
| d 1870 | ||||
| 1 | Samuel Snapp | 2 | Hulda Snapp | 3 | John Columbus Snapp |
Source: 'The Final Irony,' Katherine Lane Nichols, 1974, p 193, 195.