It didn't look like much at first, just a broken, mud-caked stone mug. But when archaeologists in Jerusalem cleaned the 2,000-year-old vessel, they discovered ten lines of mysterious script. "These were common stone mugs that appear in all Jewish households" of the time, said lead excavator Shimon Gibson of the University of North Carolina at Charlotte. "But this is the first time an inscription has been found on a stone vessel" of this type.
http://news.nationalgeographic.com/news/2009/09/090909-code-biblical-cup.html