de Zavala, Lorenzo, Jr. [Letter from de Zavala Jr. to Adina July 26th 1878], letter, July 26, 1878; (https://texashistory.unt.edu/ark:/67531/metapth3416/m1/1/: accessed May 26, 2019), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .