1.5" heavy pressure valve Page: 1 of 1
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1.5" heavy pressure valve, technical drawing, April 8, 1927; (https://texashistory.unt.edu/ark:/67531/metapth1187666/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting Texas Parks & Wildlife Department.