1. Coin: æ Bookmark Museum number: 8-5817 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: 337-361 AD Dimensions: linear 16.5 millimeters and weight 8.1 grams Collector: May Benton MacLafferty Collection place: Alexandria, Lower Egypt Person depicted: Constantine II (Emperor of Rome)