British North America, Group, of four better items; includes British Columbia 1867 50c on 3d violet mint o.g. (Sc 12, cat $875), Canada 1865, 17¢ blue mint with small thin (Sc 19, cat $1,250), 1904, 20¢ olive green mint (Sc 94, cat $675) and 1923, $1 orange (Sc 122, cat $95); worth review. Estimate  $400 - 600. $0