50 H. Purkyne with hand stamp overprint "we are free! Plus swastika" and right attaching ornamental field, neat cancelled on piece with cancel of liberation "Liberec day the liberation 10.10.38 Heil Hitler! ", issued only 50 pieces - of it only a few with attaching ornamental field, photo expertize Brunel VP (2022) "the condition is perfect. ", Michel 2.500.-