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Keywords from Image Description:
Dsir Roulin par Heloise Leloir. en Desire Roulin French physician and naturalist Drawn by Hlose Leloir fr Dsir Roulin mdecin et naturaliste franais Dessin au crayon par Hlose Leloir Book Roulin et ses amis by Marguerite Combes in front of page Hlose Leloir Public domain PDold Uploaded with Naturalists from France Physicians