https://monarquia.elconfidencialdigital.com/articulo/la_nobleza/patrimonio-nacional-prepara-traslado-infante-don-jaime-panteon-infantes/20190301110559023645.html
A picture of his tomb, between his brothers Alfonso and Gonzalo.
The inscription will say: "Jaime. Alfonso XIII's son", in latin.
Of course no mention to this "foreign pretension" titles.
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