Columbia subject headings:
Incunabula--Italy--Bibliography--Catalogs.
Italy--Imprints--Catalogs.
Printing--Italy--History--Origin and antecedents.
Harvard subject headings:
Armanni, Mario, 1878-
Bertieri, Raffaello, 1875-1941.
Incunabula--Bibliography--Catalogs.
Princeton subject headings:
Armanni, Mario, 1878-
Bertieri, Raffaello, 1875-1941.
Catalogs.
Incunabula--Bibliography--Catalogs.