"Iowa, County Marriages, 1838-1934," index, FamilySearch (https://familysearch.org/ark:/61903/1:1:XJFH-7PG : accessed 7 June 2015), Leslie R. Hall and Gladice Grace Cooley, 14 Sep 1916; citing Boone, Boone, Iowa, United States, county courthouses, Iowa.
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1940 Federal Census, Ward 8, Minneapolis, Hennepin, Minnesota 3349 Fremont Avenue South Hall, Leslie Raymond --------, Gladys Grace --------, Caroline --------, Dwight Cooley, Alice, mother-in-law