Columbia subject headings:
Learning and scholarship--History--Medieval, 500-1500.
Letter writing--Early works to 1800.
Letter writing--Europe--History--To 1500.
Transmission of texts--Europe--History--To 1500.
Harvard subject headings:
Knowledge, Theory of--History--To 1500.
Letter writing, Latin--History--To 1500
Letter writing--Europe--History--To 1500.
Literature, Medieval--History and criticism
Rhetoric, Medieval--Europe.
Princeton subject headings:
Knowledge, Theory of--History--To 1500.
Letter writing, Latin--History--To 1500.
Letter writing--Europe--History--To 1500.
Literature, Medieval--History and criticism.
Rhetoric, Medieval--Europe.