Columbia subject headings:
Harvard subject headings:
California--Genealogy
I︠A︡nkovskiĭ family.
Poland--Genealogy
Russia (Federation)--Genealogy.
Russia--Genealogy
Soviet Union--Genealogy.
Princeton subject headings:
I︠A︡nkovskiĭ family.
Poland--Genealogy.
Russia (Federation)--Genealogy.
Russia--Genealogy.
Soviet Union--Genealogy.