1909 - 1965 (56 år)
|
| Leonard Robert McDowall 1909-1965 |
| Leonard Robert McDowall | |
| F: | 18 Jul 1909 |
| Ryan, Delaware County, Indiana, USA | |
| D: | 15 Nov 1965 |
| Sycamore, DeKalb County, Illinois, USA | |
| Ethel Charlotte Kellogg 1927-2010 |
| Ethel Charlotte Kellogg | |
| F: | 21 Mar 1927 |
| Genoa, DeKalb County, Illinois, USA | |
| D: | 17 Maj 2010 |
| DeKalb, DeKalb County, Illinois, USA | |
 | Phyllis Ann McDowall 1937-1961 |
| Phyllis Ann McDowall | |
| F: | 26 Jul 1937 |
| Woodstock, McHenry County, Illinois, USA | |
| D: | 21 Feb 1961 |
| Woodstock, McHenry County, Illinois, USA | |
 | Ronald McDowall 1934-2014 |
| Ronald McDowall | |
| F: | 19 Jul 1934 |
| Elk, Delaware County, Iowa, USA | |
| D: | 8 Dec 2014 |
| DeKalb, DeKalb County, Illinois, USA | |
| Helen Lorraine Martin 1913-2004 |
| Helen Lorraine Martin | |
| F: | 9 Aug 1913 |
| Honey Creek Township, Delaware County, Iowa, USA | |
| D: | 27 Jun 2004 |
| Sycamore, DeKalb County, Illinois, USA | |
