Switzerland: 1931, Polar travel, handing in for transport Friedrichshafen to Malygin, photo postcard "Count Zeppelin over Zurich" with 75 C. And 2 F. Airmail as well 3 on 2 1/2 Rp postal stamps, vertical pair, from "ROMANSHORN 23. VII. 31" to Lorch with arrival postmark Malygin from 27. July and appropriate Cachet, excellent legitimate condition