RARE comprehensive illustrated monograph IN SPANISH on calendars of ancient native Mesoamerican cultures by an eminent Mexican archaeologist Alfonso Caso y Andrade (1896-1970), who made important contributions to pre-Columbian studies in his native Mexico. Contains numerous color and b&w plates and figures (also fold-out). 280x215mm. X+266 pages. Red cloth Hardcover with illustrated dust-jacket. Gilt front cover and spine. Jacket rubbed, yellowing and dirty/slightly stained. Jacket edges/corners wrinkled/worn. Jacket front left bottom corner missing. Spine edges bumped/wrinkled. Front inner cover dirty/slightly stained. Endpaper edges slightly peeling. [SUMMARY]: This extremely rare book on one of the most fascinating inventions of Pre-Colombian cultures, written by one of the leading authorities in the field, is otherwise in good condition.