1. Coin: billon Bookmark Museum number: 8-5669 Culture or time period: Diocletian and the Tetrarchy (285–313 AD) Object class: Coins (money) Function: 7.5 Issued Currency and Associated Containers Production date: 287-288 AD Dimensions: linear 21 millimeters Collector: H. M. Holbrook Collection place: Alexandria, Lower Egypt Collection date: unknown Person depicted: Elpis (Greek deity) and Maximian (Emperor of Rome)