Tracing Douglas family roots - unraveling history, one generation at a time.
1830 - 1920 (79 years)
 | Mary Cosman Cossman 1858-Yes, date unknown |
| Mary Cosman Cossman | |
| B: | 1858 |
| Lyons, Clinton County, Iowa | |
| D: | Yes, date unknown |
| Herbert Hubbard Hobert Cossman 1860-Yes, date unknown |
| Herbert Hubbard Hobert Cossman | |
| B: | Feb 1860 |
| Lyons, Clinton County, Iowa | |
| D: | Yes, date unknown |
| Alice E. Demming 1858-Yes, date unknown |
| Alice E. Demming | |
| B: | Feb 1858 |
| Illinois, USA | |
| M: | 18 Sep 1895 |
| Whiteside County, Illinois | |
| D: | Yes, date unknown |
| Mary Cosman Cossman 1862-Yes, date unknown |
| Mary Cosman Cossman | |
| B: | 1862 |
| Lyons, Clinton County, Iowa | |
| D: | Yes, date unknown |
| Leonard Cossman 1887-Yes, date unknown |
| Leonard Cossman | |
| B: | Sep 1887 |
| Whiteside County, Illinois | |
| D: | Yes, date unknown |
| Mary Cossman 1888-Yes, date unknown |
| Mary Cossman | |
| B: | Jul 1888 |
| Whiteside County, Illinois | |
| D: | Yes, date unknown |
| Gloria Cossman 1918-1968 |
| Gloria Cossman | |
| B: | 28 Nov 1918 |
| Clinton, Clinton County, Iowa | |
| D: | 23 Jan 1968 |
| Clinton, Clinton County, Iowa | |
| George Birt -1955 |
| George Birt | |
| M: | 30 Oct 1942 |
| Clinton, Clinton County, Iowa | |
| D: | 4 Oct 1955 |
| Clinton, Clinton County, Iowa | |
| Donald H. Cossman 1923-1991 |
| Donald H. Cossman | |
| B: | 16 Feb 1923 |
| Clinton, Clinton County, Iowa | |
| D: | 24 Nov 1991 |
| Samaritan North, Clinton, Clinton County, Iowa | |
| Dorothy A. Sullivan 1914-1993 |
| 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 -1976 |
| James Asbury | |
| D: | Nov 1976 |
| Clinton, Clinton County, Iowa | |
| Henry H. Cossman, Jr. 1892-1967 |
| Henry H. Cossman, Jr. | |
| B: | 28 Jun 1892 |
| Lyons, Clinton, Iowa, USA | |
| D: | 8 Dec 1967 |
| Clinton, Clinton, Iowa, USA | |
| Elsie Jacobs 1893-1985 |
| 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. 1864-1948 |
| Henry H. Cossman Cosman, Sr. | |
| B: | Apr 1864 |
| Lyons, Clinton, Iowa, USA | |
| D: | 25 Dec 1948 |
| Fulton, Whiteside, Illinois, USA | |
| Augustine Christina Calenborne 1867-Yes, date unknown |
| Augustine Christina Calenborne | |
| B: | Feb 1867 |
| Illinois, USA | |
| M: | 1885 |
| D: | Yes, date unknown |
| Anna Cosman Cossman 1865-Yes, date unknown |
| Anna Cosman Cossman | |
| B: | 1865 |
| Lyons, Clinton County, Iowa | |
| D: | Yes, date unknown |
| Mattie Cosman Cossman 1867-Yes, date unknown |
| Mattie Cosman Cossman | |
| B: | 1867 |
| Lyons, Clinton County, Iowa | |
| D: | Yes, date unknown |
| John Cosman Cossman 1869-Yes, date unknown |
| John Cosman Cossman | |
| B: | 1869 |
| Lyons, Clinton County, Iowa | |
| D: | Yes, date unknown |
| Theodore H. Cossman 1876-Yes, date unknown |
| Theodore H. Cossman | |
| B: | May 1876 |
| Whiteside County, Illinois | |
| D: | Yes, date unknown |
| Elizabeth Dodd | |
| M: | 3 Jul 1900 |
| Whiteside County, Illinois | |
| Celia Cosman Cossman 1878-Yes, date unknown |
| Celia Cosman Cossman | |
| B: | Sep 1878 |
| Whiteside County, Illinois | |
| D: | Yes, date unknown |
| Peter Herbertus Cosman Cossman 1830-1920 |
| Peter Herbertus Cosman Cossman | |
| B: | Feb 1830 |
| Altenahr, Ahrweiler, Rheinland-Pfalz, Germany | |
| D: | Between 1910 and 1920 |
| Fulton Ward, Whiteside, Illinois, USA | |
| Anna Mary Maria Gulich Julich 1835-1907 |
| Anna Mary Maria Gulich Julich | |
| B: | Oct 1835 |
| Altenahr, Ahrweiler, Rheinland-Pfalz, Germany | |
| M: | 19 Jul 1857 |
| Clinton, Iowa, USA | |
| D: | 3 Nov 1907 |
| Fulton Ward, Whiteside, Illinois, USA | |
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