12 Pfg. Hitler with black hand stamp overprint legitimate usage from LÖBAU 8. 6. 45 to Wroclaw and return with L4 "return! After the area right the Neiße to fractional. No mailing", then forwarding to Berlin-Köppenick with postcode indication "1a" (!) and again returned with handwritten notation and Dating to the postal service barrier in Berlin, cover right shortened, otherwise fine commercial usage, in this combination rare!