Tracing Douglas family roots - unraveling history, one generation at a time.

![]() | Leonard Cossman |
| Leonard Cossman | |
| B: | Sep 1887 |
| Whiteside County, Illinois | |
| D: | Yes, date unknown |
![]() | Mary Cossman |
| Mary Cossman | |
| B: | Jul 1888 |
| Whiteside County, Illinois | |
| D: | Yes, date unknown |
![]() | Gloria Cossman |
| Gloria Cossman | |
| B: | 28 Nov 1918 |
| Clinton, Clinton County, Iowa | |
| D: | 23 Jan 1968 |
| Clinton, Clinton County, Iowa | |
![]() | George Birt |
| George Birt | |
| M: | 30 Oct 1942 |
| Clinton, Clinton County, Iowa | |
| D: | 4 Oct 1955 |
| Clinton, Clinton County, Iowa | |
![]() | Donald H. Cossman |
| Donald H. Cossman | |
| B: | 16 Feb 1923 |
| Clinton, Clinton County, Iowa | |
| D: | 24 Nov 1991 |
| Samaritan North, Clinton, Clinton County, Iowa | |
![]() | Dorothy A. Sullivan |
| Dorothy A. Sullivan | |
| B: | 2 Aug 1914 |
| Morrison, Whiteside County, Illinois | |
| M: | 1 Nov 1947 |
| Camanche, Clinton, Iowa | |
| D: | 22 Jun 1993 |
| Fulton, Whiteside County, Illinois | |
![]() | James Asbury |
| James Asbury | |
| D: | Nov 1976 |
| Clinton, Clinton County, Iowa | |
![]() | Henry H. Cossman, Jr. |
| Henry H. Cossman, Jr. | |
| B: | 28 Jun 1892 |
| Lyons, Clinton, Iowa, USA | |
| D: | 8 Dec 1967 |
| Clinton, Clinton, Iowa, USA | |
![]() | Elsie Jacobs |
| Elsie Jacobs | |
| B: | 19 Aug 1893 |
| Henderson, Illinois, USA | |
| M: | 9 Apr 1916 |
| Fulton, Illinois, USA | |
| D: | 4 Dec 1985 |
| Clinton, Clinton, Iowa, USA | |
|
![]() | Henry H. Cossman Cosman, Sr. |
| Henry H. Cossman Cosman, Sr. | |
| B: | Apr 1864 |
| Lyons, Clinton, Iowa, USA | |
| D: | 25 Dec 1948 |
| Fulton, Whiteside, Illinois, USA | |
![]() | Augustine Christina Calenborne |
| Augustine Christina Calenborne | |
| B: | Feb 1867 |
| Illinois, USA | |
| M: | 1885 |
| D: | Yes, date unknown |
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