Osmond Robert McMullen
Est 1880 - Yes, date unknownDrag or scroll to see more of the chart.
| Sir Nicholas Folliott Douglas Powell, 4th Bt of Wimpole Street | |
| B: | 17 Jul 1935 |
| District Kensington | |
| D: | 7 Mar 2019 |
 | Elizabeth Josephine McMullen Est 1910-1979 |
| Elizabeth Josephine McMullen | |
| B: | Est 1910 |
| D: | 1979 |
| Sir Richard George Douglas Powell, 3rd Bt of Wimpole Street | |
| B: | 14 Nov 1909 |
| Hill Ridware, , Staffordshire, England | |
| M: | 23 Feb 1933 |
| D: | 16 Jul 1980 |
| District Chelsea | |
| Osmond Robert McMullen Est 1880-Yes, date unknown |
| Osmond Robert McMullen | |
| B: | Est 1880 |
| D: | Yes, date unknown |