
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
Hewett, Bertram Henry Majendie, Brown, W. L.
2 catalogue titles

Hewett, Bertram Henry Majendie, Brown, W. L.

Riggs, Henry Earle