Watch List notes:

BRITISH COINS, Charles I (1625-1649), Aberystwyth mint, Threepence, mm. book, rev. plume without bands, 1.45g/4h (Morr. A-2; SCBI Brooker 775, same dies; N 2340; S 2894). Struck on a spread flan, about extremely fine and attractively toned £150-200