Crown coinage, Thaler, 1630, Bydgoszcz; Av: Narrow half-figure of the king to the right, in armor, with a commander's sash, holding the apple of dominion and a sword, below the coat of arms of the Half-Cossacks in a shield, +:SIGIS III D G REX POL M D LIT RVS PRVS MASO:+; Rw: Crowned, nine-pointed shield of coat of arms, surrounded by chain with Order of the Golden Fleece, on the sides of the shield full date and initials I - I (Jacob Jacobson's wardship), SAM LIV NEG NO SV (Order of the Golden Fleece) GOT VAD Q HB REX; Davenport 4316, Dostych 30.3.05 (R6), Kop. 1383 (R1), Kopicki (ZIIIW) 1034 (R); Tyszkiewicz 6 mk; silver, 28.65 g; old noble patina on coin.