[North tunnel shield.]
[Tunnel construction.]
Midtown Tunnel under Hudson River, April 24, 1935
[Placing side ring "upper half".]
Subways, Fourteenth Street Cut, Cast Iron Ring, Section North Tube Looking West, #18.
[Unloading a truck.]
[Holland Tunnel.]
[Workers unloading boat.]
Building the McAdoo Tunnel, Under the Hudson River, New York.
[Unloading.]
[Towing New York River Shaft Ciasson from Staten Island Shipbuilding Company's yard.]
Ring #97 Northbound Express tunnel.
[Constructing the McAdoo Tunnel.]
Waterfront. [Unloading fish.]
Automobile trucks.
Unloading Cargo.