Poland
Duchy of Warsaw (1807-1815) - Frederick August I (1806-1827)
Av: Duke's head to the right, around legend FRID AVG REX SAX DVX VARSOV; Rw: Crowned two-field shield with coats of arms of Poland and Saxony, wreath of palm branches on the sides of the shield, at the bottom initials I - B (Jakub Benicke, administrator of the Warsaw mint) and inscription TALAR, at the top date