Frederick Krystian 1763 - prince, candidate for the throne of Poland, Thaler, 1763 EDC, Leipzig; Av: Bust of the prince to the right, at the intersection of the arm the letter S, D G FRID CHRIST PR R POL & L DUX SAX; Rw: Crowned multi-field shield of arms, below the letters EDC (Ernest Dietrich Croll, manager of the Leipzig mint), IUL C L MONT A W S R I ARCHIM & ELECTOR 1763; Buck 10bb, Davenport 2677A, Kahnt 1004.2, Merseburger 1890, Schnee 1050; silver, 27.91 g; coin from Münz Zentrum Rheinland auction Heinz-W. Müller 190/32 lot 2577, local black patina on reverse.