[McAdoo Tunnel.]
Building the McAdoo Tunnel, Under the Hudson River, New York.
McAdoo Tunnel under North River, New York
[William McAdoo.]
[Tunnel construction.]
Queensboro Tunnel.
Southbound express tunnel.
Typical Pressure Tunnel Construction Shaft [Catskill System.]
[Construction of the Pennsylvania Railroad tunnels under the Hudson.]
[North tunnel shield.]
[Cheering parade of delegates after nominating McAdoo for president.]
Original Exhibits of Rapid Transit Subway Construction Company, Plaintiff [Excavating a tunnel; subway construction.]