The Joanna Tansley Collection of Patterns, Proofs and Coining Trials

Elizabeth II (1952-, Two New Pence, New Penny and New Halfpenny [1971+], a set of bronze blanks, edges plain, 7.14g, 3.55g, 1.75g [3]. As made, the second toned (£20-30)

This lot was sold as part of a special collection, The Joanna Tansley Collection of Patterns, Proofs and Coining Trials.

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Collection

These may be a set of finalised size trials, possibly intended for machine manufacturers to enable slot machines to be adapted to the new currency, although it is fairly certain that no manufacturer ever adapted a slot machine to take the new halfpenny