For the first birthday of their son Prince Charles, HGD Couple received from Mr. Claude Strasser, CEO of POST Group and Mr. Emile Espen, Head of the POST Philately department, a souvenir frame including a sheet of special stamps and a postcard canceled with the stamp postal "First day".
https://monarchie.lu/fr/actualites/lancement-dun-timbre-premier-anniversaire-du-prince-charles
https://www.instagram.com/p/COvYQ8uCe7J/
https://monarchie.lu/fr/actualites/lancement-dun-timbre-premier-anniversaire-du-prince-charles
https://www.instagram.com/p/COvYQ8uCe7J/