Columbia subject headings:
Art, Italian--Italy--Florence.
Florence (Italy)--Buildings, structures, etc.
Ospedale degli Innocenti (Florence, Italy)
Harvard subject headings:
Abandoned children--Italy--Florence--History.
Art, Italian--Italy--Florence
Florence (Italy)--Buildings, structures, etc.
Hospitals--Italy--Florence--History.
Orphans--Italy--Florence--History.
Ospedale degli Innocenti (Florence, Italy)
Princeton subject headings:
Art, Italian--Italy--Florence.
Florence (Italy)--Buildings, structures, etc.
Ospedale degli Innocenti (Florence, Italy)