Harlem River at 132nd Street.

Man inside the southern end of a river tunnel.

Shaft No. 4, Steinway Tunnel.

Railroad tunnels and bridge, south of Central Avenue.

Ring #97 Northbound Express tunnel.

West 30th Street and 11th Avenue.

Unidentified subway tracks.

60th Street.

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

Sea Beach Line at 5th Avenue.

Right-of-way on portal.

Unidentified street and railroad tracks.

St. Nicholas Avenue.

Sea Beach Line cut supporting building foundation, Fort Hamilton Parkway.

Chambers Street.

9th Street in Brooklyn.

Central Avenue bridge.

Opposite Trinity Cemetery.

Liberty Street.

Prospect Park West.