Columbia subject headings:
Harvard subject headings:
Dante Alighieri, 1265-1321
Leonardo, da Vinci, 1452-1519
Michelangelo Buonarroti, 1475-1564.
Petrarca, Francesco, 1304-1374
Princeton subject headings:
Dante Alighieri, 1265-1321.
Leonardo, da Vinci, 1452-1519.
Michelangelo Buonarroti, 1475-1564.
Petrarca, Francesco, 1304-1374.