Souvenir sheet issue \"10 years German help in need\", single franking on about 1 Pfg postage exceeding tariff rate insured letter from \"Hanover Herrenhausen 2.5.34\" to Aschersleben with on the back arrival cancel, it is a commercially usage of the rare oversized souvenir sheet issue, these therefore about the upper letter margin fixed, therefore partly seal varnish on the sheet margin, photo expertize H. G. Schlegel BPP: \"it is an authentic commercially used souvenir sheet. \", Michel for single stamp 10.000.-