Columbia subject headings:
Artists--Italy--Biography--Exhibitions.
Leonardo, da Vinci, 1452-1519--Notebooks, sketchbooks, etc.
Leonardo, da Vinci, 1452-1519.
Harvard subject headings:
Artists--Italy--Biography--Exhibitions.
Leonardo, da Vinci, 1452-1519--Exhibitions.
Leonardo, da Vinci, 1452-1519--Manuscripts--Exhibitions.
Princeton subject headings:
Artists--Italy--Biography--Exhibitions.
Leonardo, da Vinci, 1452-1519--Notebooks, sketchbooks, etc.
Leonardo, da Vinci, 1452-1519.