Patrick Joseph Gibson 1959–1984 | | |
| | Joseph Patrick Gibson 1925–1998 Margaret Mary Bourke 1928–2023 | | | | James Bernard Bourke 1902–1958 Mary Catherine Retchless 1902–1980 | | | | George Frederick Retchless 1864–1925 | | | | George Retchless 1828–1906 Sarah Ann Adams 1834–1891 | | | | Thomas Retchless 1784–1834 | | |
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