| First Name (With Contractions) | Mary |
| First Name (Without Contractions) | Mary |
| Surname | Duff |
| Married Surname | Firth |
| Spouse's Occupation (As Documented) | Shoemaker |
| Spouse's Occupation (Standardised) | Shoemaker |
| Gender | Female |
| Abode | Brownlow Hill |
| Year | 1859 |
| Parish | St Peter, Liverpool, Lancashire |
| Date Of Marriage | 12 Dec 1859 |
| Minor Or Full | full |
| Status | Spinster |
| Witnesses | William Keys; Fanny Murphy, (X) |
| Marriage Type | Banns |
| Marrying Minister | W. R. Duncan, Curate |
| Register | Marriages 1859 - 1860, Page 179, Entry 358 |
| Source | LDS Film 1656680 |
| Witnessed By | William Keys |
| Witnessed By | Fanny Murphy |
| Married To | Thomas Firth |