Columbia subject headings:
Harvard subject headings:
Anonymi enarrationes breves chronographicae.
Hesychius, of Miletus. Patria Constantinopoleos.
Istanbul (Turkey)--Antiquities, Byzantine.
Istanbul (Turkey)--History--Sources.
Istanbul (Turkey)--History--To 1453--Sources.
Turkey--Antiquities, Byzantine.
Princeton subject headings:
Ayasofya Müzesi.
Istanbul (Turkey)--Buildings, structures, etc.
Istanbul (Turkey)--History--Errors, inventions, etc.
Patria Kōnstantinoupoleōs.