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Keywords from Image Description:
Triptych Harbaville Louvre OA n. Left to right St Eustratius and St Arethas In the roundels St Mercurius and St Thomas the Apostle Harbaville Triptych closeup on the bottom panel of the left leaf recto De gauche droite saint Eustrate et saint Arthas saint Mercurie et saint Thomas aptre Triptyque d'Harbaville vue du panneau du bas