Thora Peterson (nee Gravemoen)
1885 - 1964 (79 years)
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| Arthur Henry Peterson | |
| B: | 31 Oct 1913 |
| Crookston, Minnesota, USA | |
| Arlene May Peterson (nee Hanrahan) | |
| B: | 3 Jan 1918 |
| St. Louis, Minnesota, USA | |
| M: | Yes, date unknown |
| D: | 29 May 1993 |
| Thora Peterson (nee Gravemoen) | |
| B: | 1885 |
| D: | 1964 |
| Adolph Marinius Peterson | |
| B: | 4 Jun 1881 |
| Modum, Buskerud, Norway | |
| M: | 28 Jun 1906 |
| Fertile, Minnesota, USA | |
| D: | 17 Feb 1945 |