F

50 Years of Médecins Sans Frontières

Only valid on 15/11/2021

First-day postmark

F

50 Years of the Liechtenstein Chess Federation

Only valid on 15/11/2021

First-day postmark

F

Christmas 2021

Only valid on 15/11/2021

First-day postmark

S

Numiphil 2021 Vienna, Austria

Valid from 10 to 11/12/2021

Special postmark

F

100 Years of the Constitution of the Principality of Liechtenstein (1921-2021)

Only valid on 06/09/2021

First-day postmark

F

50 Years of the First E-mail

Only valid on 06/09/2021

First-day postmark

F

700th Anniversary of the Death of Dante Alighieri

Only valid on 06/09/2021

First-day postmark

F

Joint Issue Ukraine – Liechtenstein "Eugen Zotow"

Only valid on 06/09/2021

First-day postmark