| | Her married name was Armstrong.2 |
Birth* | circa 1831 | She was born circa 1831 at IrelandG.1 |
| circa 1832 | She accompanied Thomas O'Hanlon and Catherine Campbell to United StatesG circa 1832.3 |
| 4 December 1850 | She appeared on the census of 4 December 1850 in the household of Thomas O'Hanlon and Mary Harrington, age 19, b. Ireland; (neis. Michael and Margaret Campbell, and Patrick, Owen and Ann Campbell, fam. 1173; Patrick Mundy, fam. 1175; Tho. and Mary O'Handlon; James and Ellen O'Handlon. Sh. 173 is final page of Breton Twp., 20 Nov, and incl. Margaret Mundy and Sarah and Thomas Casey.)4 |
Marriage* | 14 May 1857 | She married Charles Armstrong on 14 May 1857 at Potosi, Breton Twp., Washington Co., MissouriG.2 |
| 8 June 1860 | She appeared on the census of 8 June 1860 in the household of Thomas O'Hanlon, as Sarah Armstrong, age 29, b. MO; (neis. John and Ann O'Hanlon, fam. 1255.)5 |