IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is a twentieth century replica ...
"The Aztec calendar" on p. [1-2] of cover, duplicates p. 35-37 of text. siris_sil_914287 ...
Scientists suggest in a new study that ancient Mesoamericans tracked leap years using a sunlit horizon. By Becky Ferreira Long before Europeans colonized North America, the Indigenous peoples in the ...