Columbia subject headings:
Art, Medieval--Congresses.
Art, Renaissance--Congresses.
Art--Economic aspects--Europe--History--Congresses.
Art--Europe--Marketing--History--Congresses.
Harvard subject headings:
Art, Medieval
Art, Renaissance
Art--Economic aspects--Europe--History.
Art--Europe--Marketing--History.
Mass production--Europe--History.
Mass production--Europe.
Princeton subject headings:
Art, Medieval.
Art, Renaissance.
Art--Economic aspects--Europe.
Mass production--Europe.