Mexican and Central American antiquities, calendar systems, and history - Bowditch, Charles P. (Charles Pickering), 1842-1921; Seler, Eduard, 1849-1922; Förstemann, Ernst Wilhelm, 1822-1906; Schellhas, Paul, 1859-; Sapper, Karl, 1866-1945; Dieseldorff, E. P. (Erwin Paul), 1868-1940 (Government Printing Office, 1904)