Keywords: Southern Pacific Company system map (US only) (1918).svg This is a map of the Southern Pacific Company system as of 1918 with trackage rights in purple and then-proposed lines dotted The map shows only the U S and northern Mexico for ease of comparison with other maps Email me if you would like a copy of the GIS data I created modified from Bureau of Transportation Statistics North American Transportation Atlas Data or if you see any errors 2009-07-01 own assumed NE2 System maps of defunct U S railroads Southern Pacific Transportation Company |