Hudson River Tunnel, Connecting New York and New Jersey.
Hudson River Tunnel, Connecting New York and New Jersey
McAdoo Tunnel under North River, New York
East River Tunnel, New York
Northern section of land tunnel.
Pennsylvania R. R. under the Hudson River, New York City.
Tunnel Under the New York East River
Unidentified tunnel.
Unidentified subway tracks.
Hudson River Tunnel Curve, New York.
[Digging subway tube under East River for Queensboro Subway.]
Hudson and Manhattan Tube, New York City.
East River Tunnel, New York.
Diagonal Connection
[Lexington Avenue and East 75th Street.]
Pennsylvania R.R. under the Hudson River, New York City.
East River and Brooklyn from New York, New York.
Express Trains in Subway at Spring Street, New York.