Gold Mr. Iremonger asked the Chancellor of the Exchequer if he will initiate international discussions to find a substitute for gold in the world monetary system. Mr. Callaghan The United Kingdom is already taking an active part in existing discussions seeking ways of creating an international asset to supplement gold and reserve currencies. Mr. Hamling asked the Chancellor of the Exchequer what are the rules governing the buying and selling of gold coins. Mr. Callaghan With effect from tomorrow further restrictions are being placed on the buying, selling and holding of gold coins and on the release of gold for manufacturing purposes. Details of the measures are being announced by the Treasury. At the same time my right hon. Friend the President of the Board of Trade is taking action to prohibit, with certain exceptions, the importation of gold coins, medallions and similar pieces.