Columbia subject headings:
Aphorisms and apothegms.
Historiography.
History--Study and teaching.
Liberalism--History--19th century.
Liberty.
Harvard subject headings:
Aphorisms and apothegms
Historiography
History--Study and teaching
Liberalism--History--19th century.
Liberty
Princeton subject headings:
Aphorisms and apothegms.
Historiography.
History--Study and teaching.
Liberalism--History--19th century.
Liberty.