Two views of the skull of Cro-Magnon 1, found by Louis Lartet in 1868, lithograph, “Memoire sur une sepultre des anciens troglodytes de Perigord," by Louis Lartet, Annales des sciences naturelles, 5th ser., Zoologie et Paleontologie, 1868, vol. 10, plate 2, 1868 (Linda Hall Library)