David S. Castle Co. High School Building Abilene, Texas: Roof Framing Plan Wing 'A' & 'C', technical drawing, 1953; (https://texashistory.unt.edu/ark:/67531/metapth907938/m1/1/: accessed June 6, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .

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