Columbia subject headings:
Architecture, Romanesque.
Architecture--France--Alsace.
Architecture--France--Metz.
Harvard subject headings:
Architecture, Romanesque
Architecture--Alsace-Lorraine Alsace-Lorraine.
Architecture--France--Metz.
Princeton subject headings:
Architecture, Romanesque.
Architecture--Alsace-Lorraine Alsace-Lorraine.
Architecture--France--Metz.