Clara B. Knopp
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| Margaret Umbreit | |
| D: | Bef Aug 2004 |
| Henry A. Umbreit, Jr. | |
| D: | Bef Aug 2004 |
| Vera J. Umbreit | |
| B: | 2 Jul 1911 |
| Chicago, Cook County, Illinois, USA | |
| D: | 19 Aug 2004 |
| Barrington, Cook County, Illinois, USA | |
| Merton B. Cogswell | |
| B: | 15 Jun 1911 |
| Chicago, Cook County, Illinois, USA | |
| M: | 18 Sep 1937 |
| Chicago, Cook County, Illinois, USA | |
| D: | 22 May 1996 |
| Barrington, Cook County, Illinois, USA | |