Trial of the Pyx Trial of the Pyx The Trial of the Pyx () is the procedure in the United Kingdom for ensuring that newly minted coins conform to the required standards. These trials have been held from the twelfth century to the present day, normally once per calendar year. The form of the ceremony has been essentially the same since 1282 AD. These events are trials in the full judicial sense, presided over by a judge with an expert jury of metallurgical assayers. Given modern production methods, it is unlikely that coins would not conform, but this has been a problem in the
Coins of the Hawaiian dollar the Kingdom's motto. Many of these coins were subsequently destroyed or distributed among the friends of the king. These coins were minted in 1883-84 (all bearing the earlier date) at the San Francisco Mint, to American coinage standards and saw wide circulation on the islands. They were designed by Chief Engraver Charles E. Barber. Following American annexation in 1898 large numbers were withdrawn from circulation and melted. "trials" "official version" Mintages of the Hawaiian coins, and the numbers melted by the United States government following their demonetization in 1903, are as follows: In addition, 26 proof sets were made for