Plate I. General Map Showing the Vicinity of the Route Proposed by Commander T.O. Selfridge U.S. Navy, for an Interoceanic Ship Canal by way of the Atrato, Napipi and Doguado Rivers in the Canton of Choco, State of Cauca U.S. of Colombia.

Plate I. General Map Showing the Vicinity of the Route Proposed by Commander T.O. Selfridge U.S. Navy, for an Interoceanic Ship Canal by way of the Atrato, Napipi and Doguado Rivers in the Canton of Choco, State of Cauca U.S. of Colombia.

United States Navy Department

1875

1879

Government Printing Office

1:20 000

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