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Keywords from Image Description:
Nyst portret. en portrait of PierreHenri Nyst BelgianDutch palaeomalacologist scanned by Tom Meijer in from Nyst Conchyliologie des terrains tertiaires de la Belgique Annales du Muse Royale d'Histoire Naturelle de Belgique pls Nyst public domain PDold Paleontologists from Belgium Malacologists Paleontologists from the Netherlands