Columbia subject headings:
Decoration and ornament--Belgium--Art nouveau.
Furniture--Belgium--History--19th century.
Furniture--Belgium--History--20th century.
Furniture--Private collections--Germany--Lübeck.
Interior decoration--Belgium--History--19th century.
Interior decoration--Belgium--History--20th century.
Velde, Henry van de, 1863-1957.
Wittern, Ernst, 1867-1950--Art collections.
Harvard subject headings:
Decoration and ornament--Belgium--Art nouveau.
Furniture--Belgium--History--19th century.
Furniture--Belgium--History--20th century.
Furniture--Private collections--Germany--Lübeck.
Interior decoration--Belgium--History--19th century.
Interior decoration--Belgium--History--20th century.
Velde, Henry van de, 1863-1957.
Wittern, Ernst, 1867-1950--Art collections.
Princeton subject headings:
Velde, Henry van de, 1863-1957.
Wittern, Ernst.