Watch List notes:

Elizabeth I, pattern halfpenny or farthing pledge, in silver, crowned Royal monogram, no legend, rev. portcullis with chains, 1601 above, edge plain, wt.1.15gms. (BMC.6, this coin listed in footnote on p.15; N.2054), a perfect example, as struck, very rare
*ex Weightman collection, Sotheby's, 20 December 1926, lot 7
H. A. Parsons collection, Glendining, 11 May 1954, lot 637
(3000-4000 GBP)