Columbia subject headings:
Art metal-work--History--19th century--Pictorial works.
Gas light fixtures, Victorian--Pictorial works.
Gas light fixtures--Catalogs.
Mitchell, Vance & Co.--Catalogs.
Harvard subject headings:
Art metal-work--History--19th century--Pictorial works.
Gas light fixtures, Victorian--Pictorial works.
Gas light fixtures--Catalogs.
Mitchell, Vance & Co.--Catalogs.
Princeton subject headings: