4, 50 Fr. Fee slip in type II on properly franked registered letter from \"Batz to the Mer 28.02.1945\" to La Baule with arrival cancel vo, 01.03.1945, in perfect condition, issued only 3.500 pieces in 7 types (to current state of research) - the probably all in always same number printed from 500 pieces was printed, unsigned, detailed expertise Lothar Herbst VP (2023) : \"the condition is perfect. \"