ARGUMENT.
Introduction. Discrimination of Poetry and Painting. General idea of Invention—its right to select a subject from Nature itself. Visiones—Theon—Agasias. Cartoon of Pisa—Incendio del Borgo. Specific idea of Invention: Epic subjects—Michael Angelo. Dramatic subjects—Raphael. Historic subjects—Poussin, &c. Invention has a right to adopt ideas—examples. Duplicity of subject and moment inadmissible. Transfiguration of Raphael.