sent by Milan Revilak

 

sent by Roman SUDZIK

 Souvenir sheet celebrates Kajko & Kokosz which is Polish version of Asterix & Obelix.

sent by Nail Aydemir

 

sent by Michal JANČO

 

sent by Alexander PILZ

 

sent by Alexander PILZ

 

sent by Yair Timor

 

sent by Henri DE MAN

 

sent by Vladimir Ogol

 

sent by Stephen CHAN

 

sent by Camilo SERRANO

 

personnal sending

 This cover was produced as part of the Karupelv Valley Project's 2023 campaign.

You can see more information on that polar scientific projects at website :

 Karupelv Valley Project - Karupelv Valley Project (karupelv-valley-project.de)

sent by Nikola PANDURIĆ

 

sent by Pedro Soares

 

sent by Leonhard REITH

 

sent by Pinter Tibor

 

sent by Ángel MENÉNDEZ

 

sent by Mark L. Goodman

 

sent by A.W. WELCH

 

sent by Gilbert Koenigsaecker

 

sent by Camilo Serrano

 

sent by Sadik Agalliu

 

sent by Stephen Chan

 

sent by Gonzalo Bel

 

sent by Henri DE MAN