SMITHSONIAN CONTRIBUTIONS TO KNOWLEDGE. 



OBSERVATIONS 



MEXICAN HISTORY AND ARCMOLOGY, 



WITH A SPECIAL NOTICE OP 



ZAPOTEC REMAINS 



DELINEATED IN MR. J. G. SAWKINS'S DRAWINGS OF MITLA, ETC. 



BRANTZ MAYER. 



[accepted foe publication, juhb, 1856.] 



