1955 - 1990, extensive and strong specialized collection in 56 safe torsion bar ring binder with matching slipcases and special pages, specialized to all imaginable possibilities like cover variants, plate flaws on stamps booklet pages, cover perforation and so on, in this volume and specialization hardly once offered object, catalogue value to Richter over 105.000 Euro

1955 - 1990, mint never hinged inventory with thousands stamp booklet, as well plate flaw according to Richter in albums and small plastic box sorted, in 5 boxes