Watch List notes:

The Netherlands. Groningen (or imitation). Wilhelm and Heinrich III/IV, 1054-1076. AR Denar (18mm, 0.78g). HENRICVS[RE+], crowned bust facing / +VVIIHEINIVS, head right, crosier in front, annulet before. Ilisch 18.10 (or imitation); Dbg 546 (for type). Fine, flat spots.