HUNGARY, 1931 (Apr 9-13), Egypt Flight, cover from Budapest

HUNGARY, 1931 (Apr 9-13), Egypt Flight, cover from Budapest via Friedrichshafen to Egypt, then returned to Budapest, with very colorful airmail franking, all proper postmarks and backstamps; minor mounting marks on reverse, F.-V.F. Sieger No. 104. Est. 150 - 200 CHF

(via Philasearch.com: 15 Harmers Auction SA - item 9267-A12-769)