Columbia subject headings:
Seals (Numismatics)--Byzantine Empire--Catalogs.
Seals (Numismatics)--Germany--Berlin--Catalogs.
Harvard subject headings:
Seals (Numismatics)--Byzantine Empire--Catalogs.
Seals (Numismatics)--Collectors and collecting--Germany--Berlin--Catalogs.
Seals (Numismatics)--Germany--Berlin--Catalogs.
Princeton subject headings:
Seals (Numismatics)--Byzantine Empire--Catalogs.
Seals (Numismatics)--Germany--Berlin--Catalogs.