p. 21 “Leonardo da Vinci’s Notebooks,” trans. by Edward McCurdy, p. 156 and p. 160. MAETERLINCK, MAURICE p. 55-56 Maurice Maeterlinck, “The Life of the Bee,” p. 5. MAUVE, ANTON p. 44-46 Author’s Notebook. MICHELANGELO BUONAROTTI p. 19-20 Francisco D’Ollanda, “Third Dialogue on Painting,” pub. in “Michael Angelo Buonarotti,” by Charles Holroyd, Appendix, p. 323. MILLET, JEAN FRANÇOIS p. 25-26 Romain Rolland, “Millet,” trans. by Clementina Black, pp. 383-385, 162, and 180. PLATO p. 61 Plato’s Republic, pub. in “Dialogues of Plato,” trans. by B. Jowett, Vol. 3, pp. 86-87, and Enc. Brit. 9th Ed., Vol. 1, “Aesthetics.” RANGER, HENRY WARD p. 39-41 Author’s Notebook. REYNOLDS, SIR JOSHUA p. 22-23 Henry William Beechy, “The Literary Works of Sir Joshua Reynolds,” Vol. 1, pp. 385 and 317, and G. Clausen, “Royal Academy Lectures on Painting,” p. 137. RODIN, AUGUSTE p. 46-47 Auguste Rodin, “Art,” trans. from the French of Paul Gsell by Mrs. Romilly Fedden, pp. 30-33, and Literary Digest, June 4, 1910, p. 1127. SCHOPENHAUER, ARTHUR p. 48-49 “The German Classics of the Nineteenth and Twentieth Centuries,” trans. by Kuno Francke and Wm. G. Howard, Vol. 15, p. 48. SEGANTINI, GIOVANNI p. 43-44 Author’s Notebook. SOCRATES p. 15-16 Enc. Brit. 9th Ed., Vol. 1, “Aesthetics.” STUART, GILBERT p. 25 George C. Mason, “The Life and Works of Gilbert Stuart,” 1894, pp. 68-69. TAINE, HIPPOLYTE ADOLPHE p. 50-51 H. Taine, “Philosophy of Art,” trans. by Durand, 1865, pp. 41, 57, 73, and H. Taine, “Lectures on Art,” Vol. 1, 1889, pp. 163, 197, and 353. TAKI, SEI-ICHI p. 64 Sei-ichi Taki, “Three Essays on Oriental Painting,” p. 48. THAYER, ABBOTT HANDERSON p. 30-32 Carnegie Institute Catalogue, Abbott H. Thayer Exhibition, 1919, p. 9. TOLSTOI, L. N. p. 39 L. N. Tolstoi, “What is Art,” p. 43. WHISTLER, JAMES ABBOTT MCNEILL p. 26-30 Author’s Notebook, and James McNeill Whistler, “The Gentle Art of Making Enemies,” pp. 142-143, and James McNeill Whistler, “Ten O’clock,” pp. 13-14. WORDSWORTH, WILLIAM p. 34 Wm. Wordsworth, “Upon the Sight of a Beautiful Picture,” lines 12-14. * * * * * NINE HUNDRED AND FIFTY COPIES PRINTED AT THE PRESS OF WILLIAM EDWIN RUDGE MOUNT VERNON, NEW YORK TYPOGRAPHY BY BRUCE ROGERS * * * * * Transcriber’s Notes: Punctuation has been made consistent. Variations in spelling and hyphenation were retained as they appear in the original publication, except that obvious typographical errors have been corrected.