Columbia subject headings:
Books--Italy--History--16th century.
Books--Italy--History--To 1500.
Printing--Italy--History.
Harvard subject headings:
Books--Italy--History--16th century.
Books--Italy--History--To 1500.
Printing--Italy--History.
Princeton subject headings:
Books--Italy--History--16th century.
Books--Italy--History--To 1500.
Printing--Italy--History.