Columbia subject headings:
Fort Hancock (N.J.)
Historic buildings--New Jersey--Sandy Hook Unit of Gateway National Recreation Area--Remodeling for other use.
Sandy Hook Unit of Gateway National Recreation Area (N.J.)
Harvard subject headings:
Fort Hancock (N.J.)
Historic buildings--Remodeling for other use--New Jersey--Sandy Hook Unit of Gateway National Recreation Area.
Sandy Hook Unit of Gateway National Recreation Area (N.J.)
Princeton subject headings: