Commercial airmail cover franked with 1920 700rs reddish violet 'Industry' definitive and 1933 3500rs blue green & yellow AIR issue (SG 398 & 530) tied by RIO DE JANEIRO cds dated 20 SEP 1934 with circular green Zeppelin cachet on front and SYNDICATO CONDOR RIO DE JANEIRO cds on reverse. Flown on the '8th Sudamerikafahrt' by Zeppelin LZ 127. Addressed to GERMANY with FRIEDRICHSHAFEN 'Zeppelin' arrival mark on reverse. (Sieger #275A)