Columbia subject headings:
Harvard subject headings:
English language--18th century
English language--19th century
English language--Social aspects--England.
English letters--History and criticism.
Letter writing--History--18th century.
Letter writing--History--19th century.
Princeton subject headings:
English language--18th century--Congresses.
English language--19th century--Congresses.
English language--Social aspects--England--Congresses.
English letters--History and criticism--Congresses.
Letter writing--History--18th century--Congresses.
Letter writing--History--19th century--Congresses.