Columbia subject headings:
Altarpieces, Italian--Conservation and restoration--Spain--Madrid.
Altarpieces, Renaissance--Conservation and restoration--Spain--Madrid.
Angelico, fra, approximately 1400-1455. Annunciation (Museo del Prado)
Mary, Blessed Virgin, Saint--Annunciation--Art.
Museo del Prado.
Harvard subject headings:
Altarpieces, Italian--Conservation and restoration--Spain--Madrid.
Altarpieces, Renaissance--Conservation and restoration--Spain--Madrid.
Angelico, fra, approximately 1400-1455. Annunciation (Museo del Prado)
Mary, Blessed Virgin, Saint--Annunciation--Art.
Museo del Prado
Princeton subject headings:
Altarpieces, Italian--Conservation and restoration--Spain--Madrid.
Altarpieces, Renaissance--Conservation and restoration--Spain--Madrid.
Angelico, fra, approximately 1400-1455. Annunciation (Museo del Prado)
Mary, Blessed Virgin, Saint--Annunciation--Art.
Museo del Prado.