Columbia subject headings:
Art centers--Europe--Congresses.
Industrial buildings--Remodeling for other use--Europe--Congresses.
Harvard subject headings:
Art centers--Europe--Congresses.
Industrial buildings--Remodeling for other use--Europe--Congresses.
Princeton subject headings:
Art centers--Europe--Congresses.
Industrial buildings--Remodeling for other use--Europe--Congresses.