1915 Antique Northern Pacific Railroad Map Yakima Washington Toppenish WA OWR&N For Sale

This is an original 1915 trifold geological map on a type of vellum with two vertical folds. This map shows part of the Northern Pacific railroad line. This map shows the Northern Pacific line from Wymer Washington to Empire Washington. This map also shows a part of the Oregon - Washington Railroad Line. Unique to this map is that it has a chart of the Geology with matching letters on the map image. The last image is an example of this folded trifold map.
This map measures about 13-7/8\" x 9\".
See the Item condition description for more information on this map. **