Regulation (EEC) No 1597/73 of the Commission of 14 June 1973 re-establishing Common Customs Tariff duties on under garments, knitted or crocheted, not elastic nor rubberized, of cotton, falling within heading No 60.04 A, originating in South Korea, to which the preferential tariff arrangements set out in Council Regulation (EEC) No 2764/72 of 19 December 1972 apply