Unidentified track tunnel.
Unidentified subway tracks.
Shaft No. 4, Steinway Tunnel.
Unidentified railroad tracks.
Unidentified street and railroad tracks.
Man inside the southern end of a river tunnel.
Southbound express tunnel.
Railroad tunnels and bridge, south of Central Avenue.
Northern section of land tunnel.
Subway tunnel construction at Lexington Avenue and 97th Street.
Forest Avenue grade crossing.
Greenwich Street, north to Cedar Street.
West 53rd Street.
Right-of-way on portal.
Sea Beach Line at 5th Avenue.
Sea Beach Line and Long Island Railroad at 5th Avenue, looking west to 4th Avenue.