Columbia subject headings:
Belgians--Russia (Federation)--Biography--Dictionaries.
Belgians--Russia (Federation)--History--18th century--Dictionaries.
French--Russia (Federation)--Biography--Dictionaries.
French--Russia (Federation)--History--18th century--Dictionaries.
Swiss--Russia (Federation)--Biography--Dictionaries.
Swiss--Russia (Federation)--History--18th century--Dictionaries.
Harvard subject headings:
France--Emigration and immigration--History--18th century.
French--Russia--Biography.
French--Russia--History--18th century.
Russia--Emigration and immigration--History--18th century.
Russia--History--1689-1801.
Princeton subject headings: