Secunda etas mundi., map, 1493; (https://texashistory.unt.edu/ark:/67531/metapth298825/m1/1/: accessed July 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Secunda etas mundi., map, 1493; (https://texashistory.unt.edu/ark:/67531/metapth298825/m1/1/: accessed July 15, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .