Columbia subject headings:
Harvard subject headings:
Christmas in art--Exhibitions.
Gosudarstvennyĭ Ėrmitazh (Russia)--Exhibitions.
Icons, Russian--Exhibitions.
Icons--Russia (Federation)--Saint Petersburg--Exhibitions.
Princeton subject headings:
Christmas in art--Exhibitions.
Gosudarstvennyĭ Ėrmitazh (Russia)--Exhibitions.
Icons, Russian--Exhibitions.
Icons--Russia (Federation)--Saint Ptersburg--Exhibitions.