Columbia subject headings:
Saint Petersburg (Russia)--Biography.
Scholars--Russia (Federation)--Saint Petersburg--Biography.
Scientists--Russia (Federation)--Saint Petersburg--Biography.
Harvard subject headings:
Engineers--Russia (Federation)--Saint Petersburg--Biography.
Intellectuals--Russia (Federation)--Saint Petersburg--Biography.
Saint Petersburg (Russia)--Intellectual life--20th century--Biography.
Scientists--Russia (Federation)--Saint Petersburg--Biography.
Princeton subject headings:
Saint Petersburg (Russia)--Biography.
Scholars--Russia (Federation)--Saint Petersburg--Biography.
Scientists--Russia (Federation)--Saint Petersburg--Biography.