David S. Castle Co. Electric House Beautiful, Abilene, Texas: North and South Side Elevations, item, February 12, 1923;(texashistory.unt.edu/ark:/67531/metapth804849/m1/1/?q=electric%20house%20beautiful: accessed July 5, 2018),University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; crediting Tittle-Luther/Parkhill, Smith and Cooper, Inc.
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