550 | Switzerland. Airmail

Automatically generated translation

English Yvert 13, 14. 1935. 35 cts orange-brown, 40 cts green and 25 cts brown. Postcard addressed to STEFFISBURG. Postmark I.SEGELLUFTPOST / JUNFRAUJOCH, in red and transported on the 1st International Flight over the Jungfraujoch by glider, on the front marked I.INTERNATIONALES / SEGELFLIEGERLAGAR and transit THUN. MAGNIFICENT AND RARE.

International Auction #136

Wednesday, 7 October 2026 | 16:00

Lot 550

Starting price 45€

Illustrative price in other currencies

$ 52
£ 39
CHF 42

Updated 2026-09-22 12:00:05

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Technical editor of the description:
Hermenegildo Trillo Barragán

Philatelic technician of Spain, Colonies and Worldwide

htrillo@iberphil.com