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Start Over Subject Steamboat lines—Maps Year 1907 Bounding Box -40.000931 39.999015 -39.999064 40.000987

1. Principal transportation routes of the world

Princeton University Public content
1907. United States. Dept. of Commerce and Labor. Bureau of Statistics. "Vessel routes shown upon the high seas represent the tracks usually followed by the various steamship lines passing between the ports indicated." ... [Washington, D.C. : Dept. of Commerce and Labor, Bureau of Statistics], 1907.