Columbia subject headings:
Early printed books--Catalogs.
Incunabula--Bibliography--Catalogs.
Incunabula--England--London--Catalogs.
Italian imprints--Catalogs.
Italy--Imprints--Catalogs.
Rare books--Bibliography--Catalogs.
Rare books--England--London--Catalogs.
Harvard subject headings:
British Library--Catalogs.
Early printed books--16th century--Catalogs.
Early printed books--Italy--16th century--Bibliography--Catalogs.
Incunabula--Italy--Bibliography--Catalogs.
Italian imprints--Catalogs.
Italy--Imprints--Catalogs.
Princeton subject headings:
Catalogs.
Early printed books--Catalogs.
Incunabula--Bibliography--Catalogs.
Incunabula--England--London--Catalogs.
Italy--Imprints--Catalogs.
Rare books--Bibliography--Catalogs.
Rare books--England--London--Catalogs.