Waller-Joos-Stetzler
"United States Census, 1930," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/X3DR-8HQ : accessed 04 Mar 2014), Emil Joos in household of Otto Joos, Horton, Stevens, Minnesota, United States; citing enumeration district (ED) 0012, sheet , family 31, NARA microfilm publication .
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Title "United States Census, 1930," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/X3DR-8HQ : accessed 04 Mar 2014), Emil Joos in household of Otto Joos, Horton, Stevens, Minnesota, United States; citing enumeration district (ED) 0012, sheet , family 31, NARA microfilm publication . Short Title Emil Joos in household of Otto Joos, "United States Census, 1930" Source ID S385 Linked to (1) Joos, Emil John