Columbia subject headings:
Greeting cards--Private collections--Russia--Catalogs.
Greeting cards--Russia--Catalogs.
Kombolin, I͡Uriĭ--Art collections--Catalogs.
Harvard subject headings:
Princeton subject headings:
Greeting cards--Private collections--Russia--Catalog.
Greeting cards--Russia--Catalogs.
Kombolin, I︠U︡. (I︠U︡riĭ)