Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910
The New York Tunnel Extension of the Pennsylvania Railroad.
The East River Division. Paper No. 1152

Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910 The New York Tunnel Extension of the Pennsylvania Railroad. The East River Division. Paper No. 1152

by Alfred

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Civil engineering -- Periodicals; Railroad tunnels -- Design and construction