7212166 Saggital section of the human brain. 19th century (engraving) by Jacob, Nicolas Henri (1782-1871); (add.info.: Saggital section of the human brain. Plate from volume 3 of Traite Complet de l\'Anatomie de l\'Homme by Jean-Baptiste Marc Bourgery. Illustration by Nicolas-Henri Jacob. The picture comes from volume 3 of the set which was published in France in the latter half of the 19th century.); Photo by Ken Welsh. All rights reserved 2022.