September 30-October 3, 1933, 8th South America Flight registered cover to Paraguay, franked by a complete set of 8k surcharges on commemorative stamps (it was not in official postal circulation) and two other adhesives, tied by Flight ''Leningrad-Berlin. 27.IX.33'' marking, red Berlin connection and confirmation cachet, Asuncion arrival ds on reverse, mostly VF and very scarce item (Image)