Columbia subject headings:
Ogarev, N. P. (Nikolaĭ Platonovich), 1813-1877--Bibliography.
Ogarev, N. P. (Nikolaĭ Platonovich), 1813-1877--Manuscripts.
Harvard subject headings:
Princeton subject headings:
Ogarev, N. P. (Nikolaĭ Platonovich), 1813-1877--Bibliography.
Ogarev, N. P. (Nikolaĭ Platonovich), 1813-1877--Manuscripts.