Murder of William I; Prince of Orange-Nassau; by Balthasar Gerard in Delft; Copper Medal. Front: Gerard takes the hat off for Prince of Orange; while he shoots him in the head; left: Philip II; who encourages a murderer within a cover; cut: year. Reverse: shepherd gets bitten by throat; while herding his sheep above inscription inside; Prinsenhof; Willem I (Prince of Orange); Balthasar Gerards; Philip II (King of Spain); Gerard van Bylaer; Dordrecht; 1584; copper (metal); striking (metalworking); d 3 cm x w 6.36 gr