| Sources |
- [S949] Ancestry.com, 1930 United States Federal Census, (Name: Ancestry.com Operations Inc; Location: Provo, UT, USA; Date: 2002;), Year: 1930; Census Place: Norwood Park, Cook, Illinois; Roll: 504; Page: 3B; Enumeration District: 2244; Image: 291.0; FHL microfilm: 2340239.
- [S1810] Ancestry.com, Social Security Death Index, (Name: Name: The Generations Network, Inc.; Location: Provo, UT, USA; Date:2007;;), Number: 350-09-3178; Issue State: Illinois; Issue Date: Before 1951.
- [S940] Ancestry.com, 1920 United States Federal Census, (Name: Ancestry.com Operations Inc; Location: Provo, UT, USA; Date: 2010;), Year: 1920; Census Place: Chicago Ward 27, Cook (Chicago), Illinois.
- [S614] Ancestry.com, New York, State Census, 1925, (Name: Online publication - Provo, UT, USA: Ancestry.com Operations, Inc., 2012.Original data - State population census schedules, 1925. Albany, New York: New York State Archives.Original data: State population census schedules, 1925. Albany, New York: New York S;), New York State Archives; Albany, New York; State Population Census Schedules, 1925; Election District: 32; Assembly District: 10; City: Brooklyn; County: Kings; Page: 20.
- [S920] Ancestry.com, 1910 United States Federal Census, (Name: Ancestry.com Operations Inc; Location: Provo, UT, USA; Date: 2006;), Year: 1910; Census Place: Chicago Ward 27, Cook, Illinois; Roll: T624_270; Page: 7A; Enumeration District: 1181; FHL microfilm: 1374283.
- [S1042] Ancestry.com, Web: Obituary Daily Times Index, 1995-2012, (Name: Ancestry.com Operations, Inc.; Location: Provo, UT, USA; Date: 2012;).
- [S2745] Ancestry.com, U.S., Find A Grave Index, 1600s-Current, (Name: Ancestry.com Operations, Inc.; Location: Provo, UT, USA; Date: 2012;).
Record for Herbert Fred Dettmer
https://search.ancestry.com/cgi-bin/sse.dll?db=60525&h=183873304&indiv=try
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