nk that the great railroad lines work is run into the tunnel. When the lock is closed on the plates are put in position around all sides of thé shell. | terminating in Jersey City would give the project of a tun- the outside the inner door opening into the tunnel is open, and communication is now… … posed of about forty men, and working eight hours daily, so the furnishing of supplies or material for building the tun- that the work proceeds day and night throughout the nel, and that portion of the shaft below the present entrance twenty-four hours. At present the work is progressing at is now…
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