Columbia subject headings:
Historic buildings--Conservation and restoration--New Jersey--West Orange.
Laboratories--New Jersey--West Orange--Furniture, equipment, etc.
Thomas Edison National Historic Park (West Orange, N.J.)
Harvard subject headings:
House furnishings--New Jersey--West Orange.
Laboratories--New Jersey--West Orange.
Material culture--New Jersey--West Orange.
Research, Industrial--New Jersey--West Orange--Laboratories.
Thomas Edison National Historic Park (West Orange, N.J.)
West Orange (N.J.)--Antiquities.
Princeton subject headings:
Laboratories--New Jersey--West Orange.
Material culture--New Jersey--West Orange.
Thomas Edison National Historic Park (West Orange, N.J.)
West Orange (N.J.)--Antiquities.