Watch List notes:

Historiepenningen - 1583 - Medal 'Oproep tot eendracht aan de vijf opstandige gewesten' (vLoon-, PR -) Obv. Snake around bundle of arrows / Rev. Butterfly held by wings on crab - Silver 30 mm 10,71 gram - XF - NB Historcal medal comparable to counter Dugn.2949, vLoon.336-3 Tas 199, but in a different style and struck in a collar - unpublished ?