Note 19 — THE ARTS AND THEIR DISTRIBUTION.
Reading edition
Mohr, Smithsonian Report for 1881, p. 618; Barber, Amer. Nat., vol. XII, p. 403; McGuire, Ibid., vol. XVII, p. 587; Walker, Science, vol. IX, p. 10; Schumacher, Eleventh Annual Report of Peabody Museum, p. 263.