Columbia subject headings:
Caucasus, Northern (Russia)--Intellectual life--19th century.
Pushkin, Aleksandr Sergeevich, 1799-1837--Homes and haunts--Caucasus.
Pushkin, L. S. (Lev Sergeevich), 1805-1852--Homes and haunts--Caucasus.
Harvard subject headings:
Caucasus, Northern (Russia)--Intellectual life--19th century.
Pushkin, Aleksandr Sergeevich, 1799-1837--Homes and haunts--Caucasus.
Pushkin, L. S. (Lev Sergeevich), 1805-1852--Homes and haunts--Caucasus.
Princeton subject headings: