The Frontier Bank, 10 Yuan (2), blue, 1 July 1925, first Harbin, serial number A792008A, second Three Eastern Provinces, serial number A988517E, also 10 Yuan, green, 1 July 1925, Mukden, all fairly loosely stuck down on paper, good fine or thereabouts (3 notes)
Pick S2572c,d, S2573a £200-£260