"Iowa, County Marriages, 1838-1934," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:KC4R-58B : 10 February 2018), Frank J. Pflanz in entry for Leslie M. Hester and Gertrude M. Pflanz, 29 Mar 1920, Des Moines, Polk, Iowa, United States; citing reference p 124, county courthouses, Iowa; FHL microfilm 1,749,718.