1948 - 1954, large exhibition - collection, all very clean in black Hawid - Pockets on white cardboard paper mounted, and in clear plastic folder in 5 KABE - ring binder accommodated. The collection is to Michel-numbers clear structured, with a large number at part perforation, margin copies, multiples, plate flaws, perforation variants and further special feature of this issue. A bit at a time is single identified and clean described. To join in to each catalogue number background - information, the collection almost too a handbook make. The area the private perforation is very well-stocked, corresponds but scarcely always the newest standard of knowledge. Besides current examinations / certificates (z. B. Michel-no. 1 Y), are also numerous old expert marks included. Relaxed becomes the collection through over 65 documents. From first to to the last day, over the varieties, right up to the exception - feedback control, are all Aspects this interesting issue documented. A few a few stamps and covers were from the previous owner to the completion his characteristic collection taken from. Yet still an extraordinary object and surely a treasure trove for the specialists. For an extensive inspection should they sufficient time calculate!