Note 326 — Chapter XIV
Reading edition
The information in this chapter is derived from personal observation; from the essay on coca by Dr. Don Hipolito Unanue, in Nos. 3 to 8 of the Museo Erudito; and from the works treating of coca, by Van Tschudi, Travels in Peru, p. 455; Dr. Poeppig, Reise in Peru, ii. p. 248; Dr. Weddell, Voyage dans le Nord de Bolivie, p. 516; the Bonplandia; and a memorandum by Dr. Booth, of La Paz. These are the best authorities on the subject.