Watch List notes:

German States, Brunswick-Wolfenbuttel. Karl I. 1735-1780. AR convention 1/2 thaler (32.1 mm, 13.74 g, 12 h). CAROLVS D G DVX BRUNSV ET LUN, bust right / NVNQVAM RETRORSVM 1776; XX EINE F MARKCONVENT M, horse galloping left. Welter 2737; KM 985. gFine, cleaned.