7th Avenue and West 21st Street.

Ring #97 Northbound Express tunnel.

Greenwich Street, north to Cedar Street.

Sea Beach Line at 5th Avenue.

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

Central Avenue bridge.

St. Nicholas Avenue.

Man inside the southern end of a river tunnel.

Unidentified street and railroad tracks.

Unidentified subway tracks.

State Street.

Railroad tunnels and bridge, south of Central Avenue.

9th Street in Brooklyn.

Shaft No. 4, Steinway Tunnel.

60th Street.

Liberty Street.

West 30th Street and 11th Avenue.

[Lexington Avenue and East 75th Street.]

Lexington Avenue, north to East 62nd Street.

Right-of-way on portal.