Student Ella Monteiro working on Pa-Sheri, the mummified man who lived around 300 BCE during Egypt’s Ptolemaic period. A 2,300 year old mummified Egyptian is getting a new lease of (after) life thanks to student conservators at the University of Lincoln.Known as Pa-Sheri, the mummified man lived around 300 BCE during Egypt’s Ptolemaic period. Since at least 1859, Pa-Sheri has been part of the Museum collection at Derby Museums, who sent him to the University for much-needed conservation work.