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Paulus Pontius and Nicolaas van der Horst Portrait of Mulay Hasan King of Tunis. Artwork Creator Paulus Pontius and After en Portrait of Mulay Hasan king of Tunis handle net COLLECT Engraving size in Institution Rijksmuseum object history credit line accession number RPP PDold Nicolaas van der Horst Mulay Paulus Pontius