Charles I (1625-1649), Oxford mint, Halfcrown, 1645, mm. Oxford plume on obv. only, Briot horseman, Oxford plume behind, rough groundline below, rev. Declaration, three Oxford plumes above, date and ox below, 14.62g/9h (Bull 621/4b; Morr. A-4; SCBI Brooker 912a; N 2424; S 2959). Nearly very fine, reverse better, rare £500-700