Hungary, 1931, 1p-2p Zeppelin Issue complete, each on separate flight covers; 1p on flight card uprated with 12h airmail, 2p on cover uprated with 20h airmail, both with blue flight cachet and stamps cancelled by Budapest cds's, Very Fine. Sieger No. 102Aa, 102Bb €300 ($410). Scott No. C25-C25  Estimate $100 - 150. $0 (Image)