1915-45, the chiefly mint collection including 1915 ½c. to $1, 1916-19 values to $10, 1924-36 ½c. to $20, 1929 Unification mint and used, 1933 Tam Yen-Kai, Thrift Movement 1944 chop in black 50c., 1943 Sun Yat-sen (7th series) imperf. $10, and perforated $20 rose-carmine, $100 deep brown, together with $30 and $40 horizontal pairs imperforate between, and a range of airmail issues. A good selection of surcharge varieties, many of which are uncatalogued. Chan $3700+. (several hundred)