Canal du Cap-Cod : plan général du tracé du canal. Oriented with north toward upper right. Relief shown by hachures. Depths shown by isolines. Insets: Profil du canal -- Nivellement général de l'isthme du Cap-Cod suivant les lignes A ... S. Includes 4 hypothetical profiles. "Travaux civils des Etats-Unis." "Planche V." In , Massachusetts , Cape Cod Canal

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