America settentrionale divisa nei suoi principali stati., map, 1785; (https://texashistory.unt.edu/ark:/67531/metapth192491/m1/1/: accessed May 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
America settentrionale divisa nei suoi principali stati., map, 1785; (https://texashistory.unt.edu/ark:/67531/metapth192491/m1/1/: accessed May 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .