ɪn wˈʌn θˈaʊzənd fˈoːɹhˈʌndɹɪd θɹˈiː, hˈɛnɹi ɹˌoʊmən fˈoːɹ ʌv ˈɪŋɡlənd bˈænd ðə pɹˈæktɪs ʌv mˌʌltɪplˈaɪɪŋ mˈɛɾəlz ɔːlðˈoʊ ɪt wʌz pˈɑːsᵻbəl tə bˈaɪ ɐ lˈaɪsəns tʊ ɐtˈɛmpt tə mˌeɪk ɡˈoʊld ælkˈɛmɪkli, ænd ɐ nˈʌmbɚ wɜː ɡɹˈæntᵻd baɪ hˈɛnɹi vˌiːˈaɪ ænd ˈɛdwɚd ɹˌoʊmən fˈoːɹ.
In 1403, Henry IV of England banned the practice of multiplying metals (although it was possible to buy a licence to attempt to make gold alchemically, and a number were granted by Henry VI and Edward IV).