Watch List notes:

English Coins from the Collection of the Late John Atkinson (Part I)

BRITISH COINS, Henry IV (1399-1413), Light coinage, Penny, London, type III, small bust, annulet to left, pellet to right, nothing on breast, slipped trefoil after tas, 0.68g/11h (cf. N 1363; cf. S 1731-2). Small of flan, about fine, extremely rare; the varieties apparently unpublished £500-700