1 Kc. \"Jan Evangeliste Purkyne\" with hand stamp overprint \"we are free! Plus swastika as unit to three values with ornamental field lower left, cancelled by centered strike of the special cancellation \"Liberec 1 German Reichspost -8. X. 1938\", the upper perforation a little irregular - apart from that is the condition perfect, issued only 50 examples - therefore is the unit with ornamental field extremely rare, unsigned, expertise Robert Brunel VP (2023), Michel 5.500.- (as vertical ornamental fieldvariante due to the low issue not even by Michel catalogue indicates)