Beschreibung
First Flight Zürich-Monrovia 1960
– SAS 5. July 1960, Zürich 1 Luftpost R 534, Briefcouvert
– Adresse: Mr. Scantravel. SAS Representative, Box tu 300, Monrovia Liberia
– 2 Briefmarken: Helvetia 5 Postboote blau, Helvetia 75 Swissair blau, Stempel Zürich1 2.7.60 Luftpost
