1981年中华人民共和国国库券壹仟圆,编号XX515942,星与火炬水印,PMG 63,罕见高面额。People s Republic of China, Treasury Bond, 1000 yuan, 1981, serial number XX515942, grey green on multicolour underprint, with star and torch watermark,(Pick unlisted), PMG 63, scarce high denomination type