Watch List notes:

BRITISH COINS, Other Properties, William III, Silver Halfcrowns (10), 1696, small shields ordinary harp, 1696, large shields early harp, 1697 (2), large shields, ordinary harp, edge NONO, 1697 N, Norwich, 1697 E, Exeter, 1697 Y, York, 1697 B, Bristol, 1699, 1700 (S 3475, 3481, 3487, 3488, 3490, 3491, 3492, 3494). Generally fine and better, some toned. (10)
from the David Sellwood Collection

Estimate: £150-200