Polar travel 1931, Russian post, handing in for transport Malyguin, R card with 30 Kop. and 1 R. Zeppelin stamps as well registered cover with 35 Kop. and 2 R. Zeppelin stamps, always used BRISSE ice cream MALYGUIN 18 VII 31 to Friedrichshafen respectively Vienna with corresponding Cachets and arrival postmark Friedrichshafen 31.7., card at the bottom on the right small tear, otherwise in perfect condition