Science in Poland reports that a medieval document has been recovered at a large residential structure at the site of Old Dongola in Sudan by a team of researchers from the University of Warsaw. The text, written in Arabic on paper, is an order issued by King Qashqash, a ruler thought by some to be a legendary figure known only from mention in a nineteenth-century work. The building where the document was found also contained textiles made of cotton, linen, and silk; objects made of ivory and rhino horn; amulets; and more than 20 letters and administrative and legal documents....