[Map of United States indicating trade winds and major rail lines]
Help Map this Map
Tell us if you know theof this item. In the lower-left corner of map below, select either the pin () or the box (). Use the cross-hair to drop a pin or drag to create a new rectangle. You can zoom in, expand to full screen, change the terrain type, or in some cases switch to street-view so that it's easy for you to determine the coordinates.
[Map of United States indicating trade winds and major rail lines], map, Date Unknown; (texashistory.unt.edu/ark:/67531/metapth15127/: accessed August 14, 2018), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; crediting The University of Texas – Rio Grande Valley.