Columbia subject headings:
Harvard subject headings:
Early printed books--Italy--Palermo--Bibliography--Catalogs.
Palermo (Italy)--Imprints--Catalogs.
Palermo (Italy). Biblioteca nazionale--Catalogs.
Rare books--Italy--Palermo--Bibliography--Catalogs.
Princeton subject headings:
Palermo (Italy)--Imprints.
Printing--Italy--Palermo--Bibliography.
Printing--Italy--Palermo--History.