"Iowa State Census, 1895," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:VTSY-8QC : 20 February 2021), Leonora Glaser in household of A L Glaser, Dubuque, Iowa, United States; citing p. 520, 1895, State Historical Society, Des Moines; FHL microfilm 1,020,347.
"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M9KF-CY5 : accessed 7 March 2021), Elenora Glaser in household of A L Glaser, Julien Township, District 6 Dubuque city Ward 5, Dubuque, Iowa, United States; citing enumeration district (ED) 118, sheet 1A, family 3, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,430.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:ML1R-TZZ : accessed 7 March 2021), Lenora F Glaser in household of August L Glaser, Dubuque Ward 5, Dubuque, Iowa, United States; citing enumeration district (ED) ED 133, sheet 10B, family 219, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 402; FHL microfilm 1,374,415.
"Iowa, County Marriages, 1838-1934," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:KC4C-46X : 18 October 2017), Harry F. Zimmerman and Leonore F. Glaser, 18 Jan 1911, Charles City, Floyd, Iowa, United States; citing reference 295, county courthouses, Iowa; FHL microfilm 1,481,686.
"Iowa State Census, 1925," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:QKQH-C4YL : 21 June 2020), Nora Zimmerman in household of Harry Zimmerman, Dubuque, Iowa, United States; citing Dubuque, Iowa, United States, Iowa State Historical Department, Des Moines; FHL microfilm .
"United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:XMJ7-S12 : accessed 7 March 2021), Lenore Zimmerman in household of Hany Zimmerman, Julien, Dubuque, Iowa, United States; citing enumeration district (ED) ED 37, sheet 7B, line 75, family 155, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 654; FHL microfilm 2,340,389.
"United States Census, 1940," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:KMTR-9FF : 6 January 2021), Leonore Zimmerman, Julien Township, Dubuque, Iowa, United States; citing enumeration district (ED) 31-29A, sheet 3B, line 55, family 65, 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 1158.