WBAP-TV (Television station : Fort Worth, Tex.). [News Script: Grapevine spillway overflows for first time], item, June 6, 1957; (https://texashistory.unt.edu/ark:/67531/metadc802702/m1/1/: accessed April 24, 2019), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .