1920 - 1939, cancelled, in the main numbers almost complete, mostly wide more then complete collection, customize customized and enriched with numerous documents and specialties, to emphasize among others Michel number 35 K in the pair (signed Klein BPP with photo certificate), the scarce, always sought airmail stamp Michel number 79 both on piece with photo certificate Huylmans BPP \"genuine and immaculate\" as also with properly franked additional franking on registered letter \"Michelsakuten\" (photo expertize Huylmans BPP), Michel number 189 (photo expertize Huylmans BPP), Michel number 213 I with rarer cancel \"Klaipeda 2\" (photo expertize Huylmans BPP) and Michel number 230 / 33 I (expertized Klein or Huylmans BPP), high catalog value, an in this quality heavy to getting a connoisseurãs object!