Ring #97 Northbound Express tunnel.
Unidentified street and railroad tracks.
Unidentified subway tracks.
Right-of-way on portal.
Railroad tunnels and bridge, south of Central Avenue.
Man inside the southern end of a river tunnel.
Shaft No. 4, Steinway Tunnel.
9th Street in Brooklyn.
Opposite Trinity Cemetery.
Central Avenue bridge.
Unidentified tunnel.
Unidentified track tunnel.
Sea Beach Line at 5th Avenue.
Sea Beach Line cut supporting building foundation, Fort Hamilton Parkway.
Sea Beach Line and Long Island Railroad at 5th Avenue, looking west to 4th Avenue.
Church Street.
32 West 28th Street.
[Lexington Avenue and East 75th Street.]
Prospect Park West.