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Escola holandesa Retrato de Joo Maurcio de NassauSiegen. Artwork unknown century Technique oil canvas cm Institution Museu Nacional de Belas Artes bn br pdf Other versions PDold Dutch paintings in the Museu Nacional de Belas Artes Johann Moritz Frst von NassauSiegen Pieter Nason Portrait paintings in the Museu Nacional de Belas