The mummy masks of ancient commoners are a treasure trove of classical and religious documents — Christian scripture, Phoenician histories, Greek poetry. While the rich and royal members of ancient Egyptian society were buried in mummy masks of flaked gold and other precious metals, common people were forced to construct theirs with recycled pieces of paper. Recently, archaeologists found what they believe to be the world’s oldest piece of scripture in the mask of mummy from the first century. Researchers say the new scrap of spiritual papyrus is a portion of the the Gospel of Mark, the second chapter of...