1981年马来西亚国家银行5令吉。序列号错配。交错的序列号909637 及 900637。PMG Choice Uncirculated 64.MALAYSIA. Bank Negara. 5 Ringgit, ND (1981). P-14b. PMG Choice Uncirculated 64. Mismatch Serial Number Error.(KNB20a-c) A mismatch serial number error of 909637 and 900637.
1981年马来西亚国家银行5令吉。序列号错配。交错的序列号909637 及 900637。PMG Choice Uncirculated 64.MALAYSIA. Bank Negara. 5 Ringgit, ND (1981). P-14b. PMG Choice Uncirculated 64. Mismatch Serial Number Error.(KNB20a-c) A mismatch serial number error of 909637 and 900637.