Columbia subject headings:
Harvard subject headings:
Nikolayevsk-na-Amure (Russia)--Description and travel.
Princeton subject headings:
Amurskai︠a︡ ėkspedit︠s︡ii︠a︡ (1849-1855)
Nikolaevsk-na-Amure (R.S.F.S.R.)--History.
Russian Far East (Russia)--Description and travel.