Note 648 — Chapter XVII · THE AZTEC PICTURE-WRITING.
Reading edition
Humboldt, Vues, tom. i., pp. 216-19, 248-56, with portions of the Borgian Codex in plates 15, 27, 37. Some pages of the Vienna Codex were published in Robertson's Hist. Amer., (Lond., 1777), vol. ii., p. 482.