Columbia subject headings:
Harvard subject headings:
Antifonario della cattedrale di Volterra.
Illumination of books and manuscripts, Gothic--Italy.
Illumination of books and manuscripts, Italian.
Illumination of books and manuscripts--Italy--Volterra.
Museo diocesano di arte sacra (Volterra, Italy)
Princeton subject headings:
Antiphonaries.
Duomo di Volterra.
Illumination of books and manuscripts, Italian--Italy--Volterra.
Illumination of books and manuscripts, Medieval--Italy--Volterra.