Columbia subject headings:
Harvard subject headings:
Art nouveau (Architecture)--France--Alsace.
Art nouveau (Architecture)--France--Strasbourg.
Art nouveau--France--Alsace.
Art nouveau--France--Strasbourg.
Art, French--France--Alsace--19th century.
Art, French--France--Alsace--20th century.
Princeton subject headings:
Art, French--France--Strasbourg--19th century.
Art, French--France--Strasbourg--20th century.