Columbia subject headings:
Biblioteca ambrosiana--Exhibitions.
Illumination of books and manuscripts--Italy--Milan--Exhibitions.
Petrarca, Francesco, 1304-1374--Exhibitions.
Harvard subject headings:
Biblioteca ambrosiana--Exhibitions.
Illumination of books and manuscripts--Italy--Milan--Exhibitions.
Petrarca, Francesco, 1304-1374--Exhibitions.
Princeton subject headings:
Biblioteca ambrosiana--Exhibitions.
Petrarca, Francesco, 1304-1374--Bibliography--Exhibitions.
Petrarca, Francesco, 1304-1374--Manuscripts--Exhibitions.