555 | Switzerland. Airmail

Automatically generated translation

English Yvert 18(2). 1933. 90 cts blue, two stamps. ZURICH to LANGENTHAL, 1st microlight flight Zurich-Milan-Arosa. On the front markings ERSTE ALPEN / TRAVERSIERUNG / IM SEGEL-FLUGZEUG / LUFTPOST ZURICH-MILANO and ERSTE SEGEL-LUFTPOST / MILANO-AROSA, both in red. MAGNIFICENT.

International Auction #136

Wednesday, 7 October 2026 | 16:00

Lot 555

Starting price 30€

Illustrative price in other currencies

$ 34
£ 26
CHF 28

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