Columbia subject headings:
Books and reading.
Books--History--400-1450.
Manuscripts (Papyri)
Parchment.
Harvard subject headings:
Books and reading--History
Books--History--Antiquity and middle ages.
Books--History--To 400
Manuscripts (Papyri)
Parchment.
Princeton subject headings:
Books and reading--History.
Books--History--400-1450.
Manuscripts (Papyri)
Parchment.