| 1. |
Ancestry.com Operations, Inc., 1930 United States Federal Census, ED 47-17, Edmunds, Stutsman, ND, sheet 1A, dwelling 4, family 4, line 28, Altenburg, Swain; Database and images, Ancestry.com LLC, Ancestry.com : 2002 (http://www.ancestry.com/ : accessed 09/20/2011); citing Fifteenth Census of the United States, 1930 U. S. Census, population schedules, National Archives and Records Administration Microfilm Publication T626 (2667 rolls), Records of the Bureau of the Census, Record Group 29, National Archives, Washington, DC, roll 1743, image 93 [Surety: 3]. |
| 2. |
Ancestry.com Operations, Inc., North Dakota State Death Certificates, 1908-2007, Stutsman County certificate 1930-004347, Dwain Orvel Altenburg; Online images, Ancestry.com LLC, Ancestry.com : 2020 (http://www.Ancestry.com/ : accessed 09/06/2025); citing North Dakota Department of Health, North Dakota Death Records, Bismark, North Dakota [Surety: 3]. |
| 3. |
Ancestry.com Operations, Inc., "Minnesota Cemetery Inscription Index, Select Counties," Dwaine Altenburg; database, Ancestry.com LLC, Ancestry.com (http://www.ancestry.com/, 2003 : accessed 09/20/2011); citing Dalby, John and Jan, "John Dalby Database," www.dalbydata.com, Owatonna Public Library, Owatonna, Minnesota [Surety: 3]. |
| 4. |
User submitted cemetery data, "Find A Grave," Dwaine Altenburg (#82159451); Database online, Find-A-Grave (Jim Tipton, Founder), Find A Grave : 1995 (http://www.FindAGrave.com/ : accessed 09/06/2025) [Surety: 3]. |