ELD4853055 The philosopher Voltaire writing in his office, above him Isaac Newton (engraving); (add.info.: The philosopher Voltaire writing in his office, above him Isaac Newton (1642-1727) and near him Gabrielle Emilie de Breteuil, Marquise (Madame) du Chatelet (1706-1749) Marquise Le Tonnelier of Breteuil, woman of letters and master of Voltaire Frontispice of ???lements de la philosophie de Newton??by Voltaire (1694-1794-1778), 1738 (Frontispiece of \'Elemens de Philosophy de Newton \'by Voltaire (1694-1778) representing Voltaire writing at his desk below Isaac Newton (1642-1727) and the authors\' lover and collaborator, Madame du Chatelet as Minerva)); Photo 穢 The Holbarn Archive.