Right-of-way on portal.

9th Street in Brooklyn.

Sea Beach Line at 5th Avenue.

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

Central Avenue bridge.

Railroad tunnels and bridge, south of Central Avenue.

Unidentified subway tracks.

Ring #97 Northbound Express tunnel.

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

Unidentified street and railroad tracks.

Prospect Park West.

Church Street.

Sea Beach Line right-of-way at 21st Avenue.

Church Street.

Man inside the southern end of a river tunnel.

Sea Beach Line at 19th Avenue.

32 West 28th Street.

Shaft No. 4, Steinway Tunnel.

[Lexington Avenue and East 75th Street.]

West Broadway, north of Thomas Street.