Watch List notes:

Edward IV, second reign (1471-83), Halfgroats (4), all Canterbury, Archbishop Bourchier, type XXI, 1.50g, 4h, m.m. heraldic cinquefoil [31], nothing on breast (DIG 5/8; N.1640; S.2105), small flan of heavy module; another, type XIX, 1.38g, 5h, m.m. rose, similar, trefoils on cusps, c on breast (N.1637; S.2106), die break through R of cantor, and once lightly cleaned; another, type XVIIIb, 1.22g, 2h, m.m. rose, obv. as last, rev. c [inverted] at centre of cross (DIG 1/1; N.1638; S.2107); lastly, type XX, 1.22g, 10h, as last, except no trefoils on cusps, rev. rose at centre (DIG 4/4; N.1639; S.2108), the last fine, otherwise generally fair to near so (4).
provenance
i) D I Greenhalgh, part II, DNW 102, 18 September 2012, lot 2142 (part)
ii) Purchased Diss, Norfolk, 31 May 2006
iii) Purchased Bishop's Stortford, Hertfordshire, 11 January 2007
iv) Purchased Somerset, 17 September 2004
Estimate: £120 - £150