官方藏书 / Reports_and_Conference_Proceedings / Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910, Start/End Papers / The New York Tunnel Extension of the Pennsylvania Railroad

Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910, Start/End Papers / The New York Tunnel Extension of the Pennsylvania Railroad

Various · Reports_and_Conference_Proceedings · 4 章

Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910, Start/End Papers / The New York Tunnel Extension of the Pennsylvania Railroad

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