Waller-Joos-Stetzler
"United States Census, 1920," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MW1L-37C : accessed 12 Feb 2014), Emil Shafer in household of Henry Shafer, Moore, Stevens, Minnesota, United States; citing sheet , family 29, NARA microfilm publication T625, FHL microfilm 1820862.
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Title "United States Census, 1920," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MW1L-37C : accessed 12 Feb 2014), Emil Shafer in household of Henry Shafer, Moore, Stevens, Minnesota, United States; citing sheet , family 29, NARA microfilm publication T625, FHL microfilm 1820862. Short Title Emil Shafer in household of Henry Shafer, "United States Census, 1920" Source ID S301 Linked to (1) Schaefer, Emil