"United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:K98H-K2F : 14 March 2018), Shelby B Persinger in household of Shelby B Persinger, Ward 4, San Bernardino, San Bernardino Judicial Township, San Bernardino, California, United States; citing enumeration district (ED) 36-124, sheet 4B, line 57, family 105, 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 293. - Shelby B Persinger in household of Shelby B & Vivian Persinger, "United States Census, 1940" --- Ward 4, San Bernardino, San Bernardino Judicial Township, San Bernardino, California, 1940
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