Bank of China, (Pick 79, 78, 81), the last note graded PMG 58 and the rest is PMG 64 (4)a group of 4 notes, consists of a pair of 1 yuan, 1936 and 1937, and a consecutive pair of 10 yuan, 1937, serial numbers Z337516, D731249, AA873997 and AA873998,.
Estimate: 1200 - 2200