1940 U.S. census, Tillman County, Oklahoma, population schedule, Frederick, enumeration district (ED) 71-8, sheet 2B, household 52, Frank V. Hall; digital images, Ancestry.com (http://search.ancestry.com/search/db.aspx?dbid=2442 : accessed 18 Apr 2017); citing National Archives and Records Administration microfilm T627, roll 3335. [PDN: Hall-OK-0002]