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ספרים בחינם

Transactions of the American Society of Civil Engineers, Vol. LXVIII, Sept. 1910 The New York Tunnel Extension of the Pennsylvania Railroad. The North River Tunnels. Paper No. 1155

Bertram Henry Majendie Hewett · 2013

ספרייה ציבורית, Project Gutenberg. בלי הרשמה.

Civil engineering -- PeriodicalsRailroad tunnels -- Design and construction