Watch List notes:

LATVIA, Kurzemes un Zemgales hercogiste (Duchy of Courland and Semigallia). Pēteris Bīrons. 1769-1795. AR Talar (42mm, 28.35 g, 12h). Dated 1780. Bare head right / Crowned double arms over cross potent in saltire. Hutten-Czapski 3410; Kopicki 4104; K&G 1.1; Davenport 1624; KM 32. EF, lightly toned.