1. Coin: ar tetrobol Museum number: 8-5549 Culture or time period: Greek Hellenistic Period (323–30 BC) Object class: Coins (money) and Tetrobols Function: 7.5 Issued Currency and Associated Containers Production date: 250-146 BC Dimensions: linear 17 millimeters and weight 2.417 grams Collector: John L. Balderston Collection place: Laconia, Peloponnese, Greece Person depicted: Castor and Pollux (Greek and Roman deities) and Heracles (Greek and Roman diety)