Columbia subject headings:
Hamann, Johann Georg, 1730-1788.
History--Philosophy--History--18th century.
Language and languages--Philosophy--History--18th century.
Harvard subject headings:
Hamann, Johann Georg, 1730-1788
History--Philosophy--History--18th century.
Language and languages--Philosophy--History--18th century
Princeton subject headings:
Hamann, Johann Georg, 1730-1788.
History--Philosophy--History--18th century.
Language and languages--Philosophy--History--18th century.