19. Hearing. Musical and articulate identifications in the
midst of diversity
20. The ear concerned in our retentiveness for language
Similarities in language heard by us.
25. Objects identified from their uses; mechanical invention
26. Natural objects identified on their scientific properties;
27. Classifications of the naturalist; Linnæus
Analogies struck by Goethe and Oken
Reform in the classification
Discovery of the homologies of the skeleton
Character of Oken
Influence upon knowledge of true identities