PRI's The World Published by PRI's The World Scientists say an ancient Mayan book called the Grolier Codex is authentic Listen Queue Download this audio Want to embed this player? Use the code below. More info. <iframe frameborder="0" scrolling="no" height="130" width="100%" src="https://www.wnyc.org/widgets/ondemand_player/wnyc/#file=/audio/json/662704/&share=1"></iframe> Share on Facebook Share on Twitter Email a Friend The Mayan manuscript would be the oldest surviving book from ancient America. And unlike its pre-Columbian cousins, the Paris Codex and the Dresden Codex, it will stay in Mexico.