Title: Bi︠u︡ro dli︠a︡ oblegchenīi︠a︡ polozhenīi︠a︡ russkikh poddannykh, nakhodi︠a︡shchikhsi︠a︡ za granit︠s︡eĭ
Subjects: Russians, Congresses, Economic conditions, Sovi︠e︡t sʺi︠e︡zdov predstaviteleĭ promyshlennosti i torgovli (Petrograd, R.S.F.S.R.)
Places: Foreign countries, Russia
Time periods: 1861-1917