Souvenir sheet "10 years German help in need", especially attractive with on of this issue not all too frequent occurring special cancel "Königsberg (Pr) Ostropa Int. Postwertz. Exhibition 26.6.35" cancelled, full original format and stamps with original gumming, without signs, photo expertize Hans-Dieter Schlegel BPP (2018) : "souvenir sheet and stamp are genuine, original size. The stamps wise original gumming on. The left lower souvenir sheet corner is a little yellowish and roughened, there are no further defects available. ", Michel 14.000. u