Crown coinage, Halftalar, 1778 EB, Warsaw; Av: King's head to right, STANISLAUS AUGUSTUS D G REX POL M D LIT; Rw: Crowned, five-flanked escutcheon, with the Ciołek coat of arms in the center, all surrounded by a wreath of palm and oak leaves, at the bottom the Order of the White Eagle with the letters E - B (initials of Efraim Brenna) on the sides, XX EX MARCA PURA - COLONIEN 1778; H-Cz. 3211 (R2), Kop. 2439 (R2), Kurp. (1764-1864) 270 (R2), Parchimowicz SAP 29.h, Plage 364, Berezowski 10 zl, Tyszkiewicz 4 mk; silver, 13.80 g; patina.