Holy Thorn Reliquary (made in Paris for Jean, Duc de Berry), C. 1390s

Holy Thorn Reliquary (made in Paris for Jean, Duc de Berry), C. 1390s, gold, enamel, ruby, pearl, sapphire, and rock crystal, 30 X 14.2 X 6.8 厘米 (大英博物館, 倫敦)
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揚聲器: Pippa Couch and Rachel Ropeik