Post route map of the state of Oregon and territory of Washington. Side: 1 of 2
Reference the current side of this Map.
Post route map of the state of Oregon and territory of Washington., map, 1877; [Washington]. (https://texashistory.unt.edu/ark:/67531/metapth298379/m1/1/?q=%22%22~1: accessed July 12, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu.; crediting University of Texas at Arlington Library.