Columbia subject headings:
Numismatics--Periodicals.
Numismatics--Soviet Union--Periodicals.
Seals (Numismatics)--Periodicals.
Seals (Numismatics)--Soviet Union--Periodicals.
Harvard subject headings:
Numismatics
Numismatics--Societies, etc.
Numismatics--Soviet Union.
Seals (Numismatics)
Seals (Numismatics)--Soviet Union.
Princeton subject headings:
Numismatics--Periodicals.
Numismatics--Soviet Union--Periodicals.
Periodicals.
Seals (Numismatics)--Periodicals.
Seals (Numismatics)--Soviet Union--Periodicals.