caption: The image shows an old book with a drawing of a man in a suit and tie on the cover page. The text on the paper reads "Recueil des pieces qui ont remporté les prix de l'academie royale des sciences, tome cinquieme". The man in the drawing is wearing a black suit with a white shirt and a black tie. He has a serious expression on his face and is looking off to the side. The background of the image is a light blue color.