Pennsylvania Tunnels, Interior Showing Signal Apparatus.
Pennsylvania Tunnels - Two of the Long Island Portals.
The Weehawken Ferry Story [Railroad tunnel.]
Hudson River Tunnel Curve, New York.
Hudson River Tunnel, Connecting New York and New Jersey
McAdoo Tunnel under North River, New York
Hudson River Tunnel, Connecting New York and New Jersey.
Northern section of land tunnel.
Unidentified tunnel.
[Streetcar tunnel.]
Pennsylvania R. R. under the Hudson River, New York City.
Ring #97 Northbound Express tunnel.
East River Tunnel, New York
[Construction of the Pennsylvania Railroad tunnels under the Hudson.]
Interior of Holland Tunnel, New York City
Tube connecting New York and Brooklyn, 90 feet under bed of East River.
Queensboro Tunnel.
Pennsylvania R.R. under the Hudson River, New York City.
[Train tracks.]