Watch List notes:

The Frank Viles Collection of Sixpences | Charles I (1625-1649), Sixpences, 1638-1639, Nicholas Briot, Second Milled Issue, Tower, m.m. anchor and mullet, reads CHRISTO (2) (Spink 2860; North 2242; Brooker 729 same dies), usual if heavy adjustment marks on flan, the second with some surface marks to peripheries, otherwise attractively toned, both very fine (2)