| Birth | Mar 1834 | Pennsylvania | | | |
| Marriage | Bet 1856 and 1857 | William Allison BLAINE | | | |
| Census | 1 Jun 1860 | P.O. Newport, Juniata Pct., Perry Co., PA, stamped pg. 478; Mary Blain, 23 (1836-37) born PA. | | | |
| Census | 1 Jun 1870 | P.O. New Bloomfield, Tuscarora Twp., Perry Co., PA, pg. 5; Mary Blain, 36 (1833-34), born PA. | | | |
| Census | 1 Jun 1880 | Greenwood Twp., Perry Co., PA, ED 116 pg. 1; Mary Blain, wife, 45 (1834-35), born PA both parents born PA. | | | |
| Census | 1 Jun 1900 | Greenwood Twp., Perry Co., PA, ED 152 Sh 3A; Mary Blaine, wife, born Mar 1834, 66, married 43 yr., mother of 9, 8 living, born PA both parents born PA. | | | |
| Census | 15 Apr 1910 | Greenwood Twp., Perry Co., PA, ED 129 Sh 7A; Mary Blain, head, 76 (1833-34), widow, mother of 9, 7 living, born PA both parents born PA, own income. | | | |
| Census | 1 Jan 1920 | Greenwood Twp., Perry Co., PA, ED 138 Sh 11A; Mary Blain, head, 84 (1835), widow, born PA both parents born PA, no occupation. | | | |
| Death | 1925 | | | | |
| Reference No | | 9787 | | | |