This is the full text of the novel The Green Mummy by Fergus Hume. One of the main characters is a professor of Egyptology, who wishes to compare a Peruvian mummy with Egyptian mummies. The first and main mystery is how the green Peruvian mummy disappears and the one who was entrusted to transport it was murdered. There is another murder associated with the mummy. There is thievery, adventure, blackmail, and a bit of romance as well.