Columbia subject headings:
Christian art and symbolism--Europe--Modern period, 1500---Congresses.
Liturgy and art--Europe--History--20th century--Congresses.
Harvard subject headings:
Princeton subject headings:
Art, European--20th century--Congresses.
Christian art and symbolism--Europe--Modern period, 1500---Congresses.
Liturgy and art--Europe--Congresses.