Waller-Joos-Stetzler
"United States Census, 1940," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/KWCC-LRB : accessed 31 Mar 2014), Willis Aupperlie in household of E Aupperlie, McDowell, Avoca Township, Livingston, Illinois, United States; citing enumeration district (ED) 53-3, sheet 1B, family 18, NARA digital publication of T627, roll 837.
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Title "United States Census, 1940," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/KWCC-LRB : accessed 31 Mar 2014), Willis Aupperlie in household of E Aupperlie, McDowell, Avoca Township, Livingston, Illinois, United States; citing enumeration district (ED) 53-3, sheet 1B, family 18, NARA digital publication of T627, roll 837. Short Title Willis Aupperlie in household of E Aupperlie, "United States Census, 1940" Source ID S742 Linked to (1) Aupperle, Willis Eugene