The following works are referred to in these Talks:
Addison, Joseph, "Spectator."
Alexander, Francesca, "Christfolk in the Apennine."
Antoninus, M. Aurelius, "Meditations."
Aristotle, "Ethics."
Bach, J.S., "The Well-tempered Clavicord."
Bach, J.S., "Kleine Präludien."
Baldwin, James, "Old Greek Stories."
Bacon, Francis, "Essays."
Bridge, J.F., "Simple Counterpoint."