Revoluble Display-Case., patent, March 8, 1910; (https://texashistory.unt.edu/ark:/67531/metapth513917/m1/1/: accessed May 22, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Revoluble Display-Case., patent, March 8, 1910; (https://texashistory.unt.edu/ark:/67531/metapth513917/m1/1/: accessed May 22, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .