CHINA, Currency Revaluation, gold yuan series 1948-1949, an extensive collection on 153 leaves, housed in a large thick maroon springback album, multiples of each issue as singles to large blocks with values from half cent to $100,000 as O/P on various types and issues all fully described on each album leaf (SG 1049-1118), several O/P types are scarce, includes varieties missing part of denomination numeral, inverted and double surcharges, paper flaws, original stamp printed both sides, surcharge offsets, misplaced surcharge (illustrated), surcharge inverted (SG 1079a CV