Columbia subject headings:
Harvard subject headings:
Mary, Blessed Virgin, Saint--Apparitions and miracles.
Mary, Blessed Virgin, Saint--History of doctrines--Middle Ages, 600-1500.
Mary, Blessed Virgin, Saint--Legends.
Mary, Blessed Virgin, Saint--Poetry.
Miracles--History of doctrines--Middle Ages, 600-1500
Romance-language poetry--To 1500--History and criticism.
Princeton subject headings:
Mary, Blessed Virgin, Saint--Apparitions and miracles.
Mary, Blessed Virgin, Saint--Poetry.
Miracles in literature.