Columbia subject headings:
Heating--Catalogs.
Lamps--Catalogs.
Lighting--Catalogs.
United States National Museum--Catalogs.
Harvard subject headings:
Heating
Heating--Catalogs
Implements, utensils, etc.
Lamps--Catalogs.
Lighting
Lighting--Catalogs.
United States National Museum
United States National Museum--Catalogs.
Princeton subject headings: