Columbia subject headings:
Contracts--Egypt--Manuscripts.
Egypt--History--30 B.C.-640 A.D.--Sources.
Greek Papyrological Society.
Manuscripts, Greek (Papyri)--Greece--Athens.
Harvard subject headings:
Egypt--History--30 B.C.-640 A.D.--Sources.
Manuscripts, Greek (Papyri)--Greece--Athens.
Princeton subject headings:
Byzantine Empire--Commerce.
Manuscripts, Greek (Papyri)