Royal Mint resume minting their own supplementary tokens. In 1672 the Royal Mint finally took over the production of copper coinage. Prior to the outbreak of the English Civil War, England signed a treaty in 1630 with Spain which ensured a steady supply of silver bullion to the Tower mint. Additional branch mints to aid the one in London were set up including one at Aberystwyth Castle, in Wales. In 1642 parliament seized control of the Tower mint and after Charles I tried to arrest the Five Members he was forced to flee London, establishing at least 16 emergency mints across the
Royal Mint was worth just 13.5d compared to an English mark which was worth 6s 8d. To bridge the difference between the values, unofficial supplementary token coins, often made from lead were made by unauthorised minters across the country. By 1612 there were 3,000 such unlicensed mints producing these tokens, none of whom paying anything towards the crown. "The Royal Mint", not wanting to divert manpower away from minting more profitable gold and silver, hired outside agent Lord Harington who under licence started issuing copper farthings in 1613. Private licenses to mint these coins were revoked in 1644 which led traders to