Columbia subject headings:
Archives--Russia (Federation)--Krasnoi︠a︡rskiĭ kraĭ--Congresses.
Krasnoi︠a︡rskiĭ kraĭ (Russia)--Archival resources--Congresses.
Potanin, G. N. (Grigoriĭ Nikolaevich), 1835-1920--Correspondence.
Harvard subject headings:
Archives--Russia (Federation)--Krasnoi︠a︡rskiĭ kraĭ--Congresses.
Krasnoi︠a︡rskiĭ kraĭ (Russia)--Archival resources--Congresses.
Princeton subject headings:
Archives--Russia (Federation)--Krasnoi︠a︡rskiĭ kraĭ--Congresses.
Krasnoi︠a︡rskiĭ kraĭ (Russia)--Archival resources--Congresses.