民国十年(1921)大中银行一组6对正背面样钞,包括1角,2角,5角,1元,5元及10元,均评PMG 64,连原装纸套,美品。 Tah Chung Bank, a set of uniface obverse and reverse specimen notes, consisting of 10, 20, 50 cents, 1, 5 and 10 Yuan, 1921, (Pick 551s to 556s), all graded PMG 64 Choice Uncirculated, with the original paperback booklet. A choice set. (6 pairs)