Watch List notes:

DUTCH REVOLT (Nederlandse Opstand), Low Countries. Kampen. Besieged by the States-General, 1578. PB Half Daalder (41x38mm, 26.84 g). Dies by Carl Wilhelm Becker (1772-1830). Dated 1578. EXTREM : SVBSIDI:/15 (star) CAMPEN (star) 78 in two lines; civic gate stamp above and to left and right; XXI (mark of value) stamped below / Blank. Hill 335; cf. Brause-Mansfeld II, pl. 17, 3 (for issue in silver); otherwise unpublished. EF. Lot includes early 19th century collector's envelope.