Elizabeth II (1952-, Elizabeth II (1952- ), Trial 50 Pence, on a twelve-sided cupro-nickel flan, numerical mark of value both sides, edge plain, 29mm, 13.18g/12h; together with a struck twelve-sided cupro-nickel blank, edge plain, 29mm, 13.18g [2]. Virtually as struck, of the highest rarity (£80-100)

Provenance:
Spink Auction 140, 16 November 1999, lot 583 (part)
Joanna Tansley Collection, DNW Auction 67, 28 September 2005, lot 431.

First only illustrated