Unidentified street.
Church Street.
Libbey Castle.
Church Street, north of Park Place.
Sea Beach Line right-of-way at 21st Avenue.
Sea Beach Line at 19th Avenue.
Unidentified track tunnel.
Sea Beach Line, 18th Avenue, with building support.
Smith and Union Streets.
Unidentified tunnel.
Sea Beach Line, 11th Avenue.
Sea Beach Line, Avenue R.
Unidentified railroad tracks.
Northern section of land tunnel.
Sea Beach Line and Long Island Railroad cut, north to 9th Avenue.
Jay and Willoughby Streets.
Sea Beach Line and Long Island Railroad cut, northwest to near 11th Avenue.
Prospect Park West.
Sea Beach Line and Long Island Railroad cut, north near 11th Avenue.