[The working chamber of the New York River Shaft Caisson.]
[Launching New York River Shaft Caisson.]
Shaft No. 4, Steinway Tunnel.
New York from Staten Island
Building the McAdoo Tunnel, Under the Hudson River, New York.
New York Bay from Staten Island.
Lower New York from Staten Island Ferry.
[Shaft 9A.]
Midtown Tunnel under Hudson River, April 24, 1935
[Unloading ring from truck.]
East River Tunnel, New York
East River Tunnel, New York.
Hudson River Tunnel Curve, New York
View of New York (from Staten Island)
Hudson River Tunnel Curve, New York.
Typical Pressure Tunnel Construction Shaft [Catskill System.]
Tunnel Under the New York East River
New York & Staten Island. Dye House