Special postcard for confirmation about the reception of a parcel by inmate in KL Majdanek, the only camp where writting in Polish was allowed. Postcard has the letterhead of KL Majdanek Waffen SS Lublin and it reads that parcel was received properly. Inmate could also write with this confirmation postcard a very brief text telling his relative: I'm healthy or sick. Very rare. Dated 1943.