7th Avenue and West 21st Street.

Greenwich Street, north to Cedar Street.

Ring #97 Northbound Express tunnel.

Central Avenue bridge.

Sea Beach Line at 5th Avenue.

Sea Beach Line and Long Island Railroad at 5th Avenue, looking west to 4th Avenue.

St. Nicholas Avenue.

Unidentified street and railroad tracks.

Unidentified subway tracks.

State Street.

Railroad tunnels and bridge, south of Central Avenue.

Man inside the southern end of a river tunnel.

Shaft No. 4, Steinway Tunnel.

Right-of-way on portal.

West 30th Street and 11th Avenue.

Liberty Street.

6th Avenue and 34th Street.

[Lexington Avenue and East 75th Street.]

Lexington Avenue, north to East 62nd Street.

60th Street.