| Birth | 1859 Source: Mendelsssohn Pedigree |
|---|---|
| Birth of a son | John Mendelssohn Horsfall 1883 (aged 24 years) |
| Birth of a son | Arthur Mendelssohn Horsfall 1884 (aged 25 years) |
| Birth of a daughter | Margaret Mendelssohn Horsfall 1886 (aged 27 years) |
| Birth of a son | William Mark Horsfall 1887 (aged 28 years) |
| Birth of a son | Joseph James Horsfall 1888 (aged 29 years) |
| Birth of a son | Charles Michael Horsfall 1889 (aged 30 years) |
| Birth of a daughter | Dorothy Mendelssohn Horsfal 1892 (aged 33 years) |
| Birth of a daughter | Josephine Mendelssohn Horsfall 1897 (aged 38 years) |
| Death of a husband | Joseph Mendelssohn Horsfall May 22, 1917 (aged 58 years) |
| Death | April 4, 1935 (aged 76 years) |