Royal Mint other manufacturers. The Trial of the Pyx is the procedure in the United Kingdom for ensuring that newly-minted coins conform to required standards. The trials have been held since the twelfth century, normally once per calendar year, and continue to the present day. The form of the ceremony has been essentially the same since 1282. They are trials in the full judicial sense, presided over by a judge with an expert jury of assayers. Since 1871, the trials have taken place at the Hall of the Worshipful Company of Goldsmiths, having previously taken place at the Palace of Westminster. Given
Coins of the Czechoslovak koruna (1953) Coins of the Czechoslovak koruna (1953) After the 1953 currency reform a new series of coins were introduced. Coins were first issued in denominations of 1, 3, 5, 10, 25 h – the 1, 3 and 5 Kčs denominations only existed as paper money (state notes). The haler coins dated 1953 were all minted in Leningrad. The 1, 3 and 5 Kčs state notes were replaced by coins in 1957, 1965 and 1966, respectively. The 50 h coin appeared in 1963. In 1972 the 25 h and 3 Kčs coins were withdrawn, and – from 1972 – 20 h (as