Crown coinage, Halftalar, 1788 EB, Warsaw; Av: King's head to right, STANISLAUS AUGUSTUS D G REX POL M D LIT; Rw: Crowned, five-flanked escutcheon, with Ciołek coat of arms in center, all surrounded by wreath of palm and oak leaves, Order of the White Eagle at bottom with letters E - B (initials of Efraim Brenna) at sides, 20 7/8 EX MARCA PUR - COLONIENS 1788; H-Cz. 3301, Kop. 2447 (R), Parchimowicz SAP 31.a, Plage 371, Berezowski 4 zl, Tyszkiewicz 2.50 mk; silver, 13.72 g; very nicely preserved coin.