5 and 40 Pfg numerals always in the block of four with line perforation L 11 on very rare, properly franked and commercially used insured letter over 4.500 RM from COSWIG 19.12.45 to D+ãbeln, arrival 21.11.45 reverse, superb document and one of the few pieces, the ambiguous from collector hand comes, besides with special postage step, photo expertize Str+ãh BPP \". In perfect condition\"