[Concrete pouring at a construction site], photograph, [1900..1930]; (https://texashistory.unt.edu/ark:/67531/metadc1614796/m1/1/: accessed August 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
[Concrete pouring at a construction site], photograph, [1900..1930]; (https://texashistory.unt.edu/ark:/67531/metadc1614796/m1/1/: accessed August 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .