Unidentified subway tracks.
Shaft No. 4, Steinway Tunnel.
Railroad tunnels and bridge, south of Central Avenue.
Man inside the southern end of a river tunnel.
Right-of-way on portal.
9th Street in Brooklyn.
Unidentified tunnel.
Unidentified street and railroad tracks.
Central Avenue bridge.
Northern section of land tunnel.
Opposite Trinity Cemetery.
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.
Southbound express tunnel.
60th Street.
32 West 28th Street.