GIA4729612 The affair of poisons: the laboratory of Catherine Deshayes, married Monvoisin and nicknamed La Voisin (circa 1640-1680), where she concocts poisons for personalites of the aristocracy - Engraving 19th century - The laboratory of Catherine Deshayes, known as La Voisin (Paris, 1640-1680), by Unknown Artist, (19th century); Private Collection; (add.info.: The affair of poisons: the laboratory of Catherine Deshayes, married Monvoisin and nicknamed La Voisin (circa 1640-1680), where she concocts poisons for personalites of the aristocracy - Engraving 19th century - The laboratory of Catherine Deshayes, known as La Voisin (Paris, 1640-1680),); by Giancarlo Costa; out of copyright.