Mesoamerican culture

Was the Beginning Day of the Maya Month Numbered Zero (or Twenty) or One?

Charles P. Bowditch

Studies in Central American Picture-Writing
First Annual Report of the Bureau of Ethnology to the
Secretary of the Smithsonian Institution, 1879-80,
Government Printing Office, Washington, 1881, pages 205-245

Edward S. Holden

Commentary Upon the Maya-Tzental Perez Codex
with a Concluding Note Upon the Linguistic Problem of the Maya Glyphs

William Gates

The Annals of the Cakchiquels

Francisco Hernández Arana Xajilá

Day Symbols of the Maya Year
Sixteenth Annual Report of the Bureau of American Ethnology to the Secretary of the Smithsonian Institution, 1894-1895, Government Printing Office, Washington, 1897, pages 199-266.

Cyrus Thomas