Unidentified tunnel.
Unidentified track tunnel.
Northern section of land tunnel.
Unidentified railroad tracks.
Unidentified street.
Unidentified subway tracks.
Unidentified elevated railroad platform.
Sea Beach Line, Avenue R.
Sea Beach Line, 11th Avenue.
Southbound express tunnel.
Sea Beach Line and Long Island Railroad cut, northwest to near 11th Avenue.
Sea Beach Line right-of-way at 21st Avenue.
Sea Beach Line at 19th Avenue.
Sea Beach Line and Long Island Railroad cut, north to 9th Avenue.
Central Avenue bridge.
Sea Beach Line and Long Island Railroad cut, north near 11th Avenue.
Vernon Avenue.
Construction on East 42nd Street.
Church Street.