Bank of China, a set of foreign exchange certificates consisting of 1, 5 jiao, 1, 5, 10, 2x 50 and 2x 100 yuan, 1979, 1988, serial number DK 346422, ZP 651365, DO 469885, ZC 133777, ZE 759263, ZC 020575, CP 09263533, ZA 390217, CP 06252341 respectively,(Pick FX1-9), in presentation paper case, a few with foxing, uncirculated.(9).
Estimate: 5000 - 10000