Turgeon and Sukalski. Thunderstorms, R. L. Burdick, editor, Pamphlet, January 1970; digital images, (http://texashistory.unt.edu/ark:/67531/metapth46569/ : accessed July 10, 2014), University of North Texas Libraries, The Portal to Texas History, http://texashistory.unt.edu; crediting Boyce Ditto Public Library, Mineral Wells, Texas.
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