Freisleben, Gustave. [San Antonio, Texas. Plat of Lands in the Northern Portion of the City surrounding the Public Square, bounded on the west by San Pedro Creek and on the South and East by the upper Labor Ditch.], Map, October 12, 1875; digital image, (http://texashistory.unt.edu/ark:/67531/metapth29789/ : accessed May 23, 2013), University of North Texas Libraries, The Portal to Texas History, http://texashistory.unt.edu; crediting University of Texas at Arlington Library, Arlington, Texas.
