70 C. Special edition "South Frenchwoman" and 30 C. Special edition "1. Day of death from J. Mermoz" with hand stamp overprint in type I, correctly franked mixed franking on cover from Dunkirk 17.07.1940 to Ghyvelde with on the back arrival stamp from 18.07.1940, in perfect condition, expertise Lothar Herbst VP (2018) : "the condition is perfect. The stamps are only in very small number of pieces known, therefore are they very rare. ", Michel 1.800.-