1948 - 1960 (approximate. ), rich collection with good substance in three ring binders, from the first years including two monetary reform victims souvenir sheet, better frankings black- and red overprint with 1 Mark and 2 Mark red overprint on covers, 2 Mark black overprint on registered letter, multiple good special stamps and commemorative issues, properly frankings, First-Day-Covers, modes of transport, interesting overseas destinations and further special feature, please check carefully!