Interessante lotto di 3 buste numerate spedite da Civitanova Marche , Istituto Geografico Polare per la Missione Antartica 1958 - 1959. Affrancature di pregio tra cui valori gemelli tripli da 25 lire ed il 100 lire formato grande Cachet rosso dell' Istituto Geografico Polare - Bouvet - Missione Antartica 1958 - 1958 Tutte firmate autogramente da Silvio Zavatti , un esploratore, politico e antropologo italiano, fondatore dello stesso Istituto Geografico Polare I don't combine shippings Following a recent change in international sector regulations, specifically Articles 18 and 19 of the Universal Postal Convention, starting from January 1, 2026, it will no longer be possible to send items (goods with or without commercial value) using International Registered and International Insured services, which will continue to be used exclusively for sending documents. It means that starting from January 1st, 2026, I will ship abroad only by "POSTE DELIVERY INTERNATIONAL STANDARD" starting from 25,80€ without insurance