Columbia subject headings:
Mental representation--History--To 1500.
Mnemonics--History--To 1500.
Preaching--Europe--History--Middle Ages, 600-1500.
Sermons, Medieval--Europe.
Harvard subject headings:
Franciscans--History.
Mnemonics--History--To 1500.
Preaching--Europe--History--Middle Ages, 600-1500.
Rhetorica ad Herennium.
Princeton subject headings: