Unidentified street.
Smith and Union Streets.
Sea Beach Line right-of-way at 21st Avenue.
Unidentified railroad tracks.
Sea Beach Line and Long Island Railroad cut, northwest to near 11th Avenue.
Sea Beach Line at 19th Avenue.
Sea Beach Line, 18th Avenue, with building support.
Sea Beach Line, Avenue R.
Sea Beach Line, 11th Avenue.
Sea Beach Line and Long Island Railroad cut, north near 11th Avenue.
Eighth Avenue.
Smith Street between Bergen and Wyckoff Streets.
Broadway and West 28th Street.
7th Avenue and West 31st Street.
Greenwich Street, north from No. 32.
Southeastern corner of 51st Street and 7th Avenue.
Unidentified track tunnel.
Nassau Street.
Northern section of land tunnel.
Unidentified tunnel.