| Notes |
- "United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MS3G-RDB : accessed 23 June 2020), Julius Rosentreter, Precinct 21 Chicago city Ward 15, Cook, Illinois, United States; citing enumeration district (ED) 479, sheet 3B, family 59, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,264.
- "United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MK8S-J41 : accessed 23 June 2020), Julius Rosentreter, Chicago Ward 28, Cook, Illinois, United States; citing enumeration district (ED) ED 1254, sheet 9A, family 177, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 274; FHL microfilm 1,374,287.
- "United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:XSGB-1NF : accessed 8 August 2020), Hattie Rostentrater in household of Julius Rostentrater, Chicago (Districts 2627-2876), Cook, Illinois, United States; citing enumeration district (ED) ED 2699, sheet 6A, line 31, family 106, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 465; FHL microfilm 2,340,200.
- "United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:KW1N-4ML : 28 July 2019), Hattie Rosentreter in household of Julius Rosentreter, Ward 32, Chicago, Chicago City, Cook, Illinois, United States; citing enumeration district (ED) 103-2034, sheet 7B, line 49, family 156, Sixteenth Census of the United States, 1940, NARA digital publication T627. Records of the Bureau of the Census, 1790 - 2007, RG 29. Washington, D.C.: National Archives and Records Administration, 2012, roll 986.
- "Illinois, Cook County Deaths, 1878-1994," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:Q2M8-V7N8 : 18 March 2018), John Rosentreter in entry for Julius L Rosentreter, 18 Dec 1945; citing Chicago, Cook, Illinois, United States, source reference , record number , Cook County Courthouse, Chicago; FHL microfilm .
- https://szukajwarchiwach.pl/53/1854/0/3/30/str/1/4/15/ObKjjHlW1v4jfAQGKBAT0w/#tabSkany
https://szukajwarchiwach.pl/53/1854/0/3/30/str/1/4/15/izVSVAf1HMjV0vO7Gf8CXA/#tabSkany
- Translation Courtesy of Ursula Rosentreter (nee Heider). [I1364]
Julius Rudolf Rosentreter (born on April 22, 1856 in Grzybowo) and Anna Louise Auguste Grams (born on November 1, 1863 in Gembarzewo) married on May 28, 1881 in Gnesen. Julius Rudolf's parents were Johann and Elisabeth Rosentreter, née Rienke.
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