GERMANY. Hesse-Cassel. Gold Medallic 6 Ducats, 1740. Frederick II with Mary. NGC MS-61. Brockmann-981. Weight: 20.80 gms. By E. Krull & possibly C. Schild. Commemorate the marriage of Frederick II and Princess Mary of Great Britain. Obverse: Mary and Frederick standing facing one another, clasping hands over lighted altar between them; Reverse: Two garnished coats-of-arms; legend in eight lines below. A rather lustrous and well struck example of this RARE (in gold) marriage issue, the present piece offers alluring brilliance and highly pleasing surfaces. Only a few light marks prevent an even higher Mint State designation.