| | James Maxwell Webster 1972–2006 | | |
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Charles Terence Garthwaite-Mayer – | | |
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| | Martin Craig Garthwaite – | | |
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Trevor Garthwaite 1947–1948 | | |
| | William Garthwaite 1922–1997 | | | | | Thomas William Garthwaite 1890–1921 Minnie Blackett 1888–1964 | | | | | Walker Blackett 1854–1938 | | | | Joseph Blackett 1810–1873 | | | | Joseph Blackett 1780–1869 Elizabeth Stephenson 1784–1874 | | |
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| | | James Hodgson Parkin 1827– |
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