1. Seiroku Noma, Artistry in Ink (New York: Crown, 1957), p. 3.
2. Two Twelfth-Century Texts on Chinese Painting, trans. R. J. Maeda
(Ann Arbor: University of Michigan Papers in Chinese Studies, No. 8,
1970), p. 17.
3. Osvald Siren, The Chinese on the Art of Painting (New York:
Schocken, 1963), p. 97.
4. Ernest F. Fenollosa, Epochs of Chinese and Japanese Art (New York:
Dover, 1963), 2: 11. (Reprint.)