From blogspot.com
UNESCO World Heritage on Stamps - Philately
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Philately - UNESCO World Heritage on stamps / Philatélie - Patrimoine Mondial de l'UNESCO et timbres / Filatelie - Patrimonio Mundial UNESCO y sellos / Philatelie - UNESCO Welterbe und Briefmarken
#Mainz #worms #sellos #speyer #stamps #unesco #magenza #schpira #timbres #warmaisa
on Oct 9, 2023