5 - 50 Pfg center piece from charity souvenir sheet Nothilfe (respectively format minified souvenir sheet) along with 25 Pfg colonial researcher and on the back 20 Pfg airmail on Zeppelin-R-letter the Switzerland flight 1934 from "FRIEDRICHSHAFEN 10.4.36" to Görlitz with arrival postmark "Zurich 10. VII. 34" and appropriate Cachet, the center piece in perfect condition, margin defects and vertical folding, Zeppelin covers with the charity souvenir sheet Nothilfe are extremely rare, new photo expertize Dr. Oechsner BPP (2018) ". . . Genuine and correctly franked cover free done. The set is in perfect quality inside a format minified souvenir sheets. ", Michel 2.300.- (Sieger-no. 259)