1976-81年马来西亚国家银行1令吉。单面试样。黑色试样,正反2枚一组图录编号为13的1马币款式,BWC印製。PMG Gem Uncirculated 65.MALAYSIA. Bank Negara. 1 Ringgit, ND (1976-81). P-13pp. Progressive Proof. PMG Gem Uncirculated 65.(KNB13) 2 pieces in lot. A Front and Back Progressive pairing of the Pick 13 design for the 1 Ringgit denomination from the Bradbury Wilkinson Company.