Columbia subject headings:
Francis, of Assisi, Saint, 1182-1226.
Harvard subject headings:
Christian art and symbolism--Italy--Subiaco.
Christian saints in art.
Francis, of Assisi, Saint, 1182-1226--Art.
Sacro Speco (Abbey : Subiaco, Italy)
Princeton subject headings:
Francis, of Assisi, Saint, 1182-1226.