Page 51 of the Codex Dresdensis, part of the monthly...
Page 51 of the Codex Dresdensis, part of the monthly calendar considered the part of this Code. See inter alia Robert W. Wilson: Astronomical Notes...
Page 51 of the Codex Dresdensis, part of the monthly calendar considered the part of this Code. See inter alia Robert W. Wilson: Astronomical Notes on the Maya Codices. (Papers, Peabody Mus. etc., vol. VI: 3, Cambridge, 1924), plate 4, picture t.v.