Abt 1881 - Abt 1956 (~ 75 years)
 | Julian Hartwell 1961-2003 |
| Julian Hartwell | |
| B: | 4 Dec 1961 |
| D: | 8 Jan 2003 |
| Neil Anthony Hartwell Abt 1966-2010 |
| Neil Anthony Hartwell | |
| B: | Abt Mar 1966 |
| Northampton, Northamptonshire, UK | |
| D: | 17 Dec 2010 |
| London, UK | |
 | Valerie Ann John 1941-2001 |
| Valerie Ann John | |
| B: | 8 Jan 1941 |
| Luton, Bedfordshire, UK | |
| D: | Feb 2001 |
 | Lilian Ida Cox 1915-2015 |
| Lilian Ida Cox | |
| B: | 3 Jun 1915 |
| Hemel Hempstead, Hertfordshire, UK | |
| D: | 24 May 2015 |
| Milton Keynes Hospital, Buckinghamshire, UK | |
 | Frederick George Hartwell 1911-Abt 1963 |
| Frederick George Hartwell | |
| B: | 13 Mar 1911 |
| Banbury, Oxfordshire, UK | |
| M: | 3 Aug 1935 |
| St Faith Church, Newton Longville, Buckinghamshire, UK | |
| D: | Abt Mar 1963 |
| Aylesbury, Buckinghamshire, UK | |
| Norman G Humphrey Abt 1921-2010 |
| Norman G Humphrey | |
| B: | Abt Jun 1921 |
| North Buckinghamshire, UK | |
| M: | Abt Mar 1970 |
| North Buckinghamshire, UK | |
| D: | Sep 2010 |
 | Basil William Cox 1919-1989 |
| Basil William Cox | |
| B: | 22 May 1919 |
| Newport Pagnell district, Buckinghamshire, UK | |
| D: | Jun 1989 |
| Milton Keynes, Buckinghamshire, UK | |
| Dorothy Howarth | |
| M: | Abt Mar 1953 |
| North Buckinghamshire, UK | |
| William David Cox Abt 1881-Abt 1956 |
| William David Cox | |
| B: | Abt Jun 1881 |
| Newton Longville, Buckinghamshire, UK | |
| D: | Abt Dec 1956 |
| North Buckinghamshire, UK | |
 | Mabel May Halsey 1883-Abt 1975 |
| Mabel May Halsey | |
| B: | 17 May 1883 |
| Chicago, Illinois, USA | |
| M: | Abt Dec 1912 |
| Hemel Hempstead, Hertfordshire, UK | |
| D: | Abt Dec 1975 |
| North Buckinghamshire, UK | |
