Souvenir sheet issue "stamp exhibition Pressburg" with hand stamp overprints "we are free! Plus swastika", as well the overprints the 2. And 4. Alignment inverted, used Liberec 10.10.38", faultless, photo expertize Brunel VP (2012) : "the condition is perfect. The souvenir sheet is extremely rare. In this kind are at present only three further examples, two of them used, known. ", Michel 4.500.-