unused 1897-1943 mint stock of definitive issues including 1897 "I.C.P." 1c. chrome-yellow in a complete sheet of eighty, 1912 2c. variety off-set of overprint on reverse (6), Waterlow 50c. (2), duplicated 1920 Flood Relief surcharges, 1923, 1925-35 and 1936 surcharges plus others and some used