Illus. in: Fasciculus medicinae / Johannes de Ketham. Venice : J. and G. Gregoriis, de Forlivio, 1495. Published in: The tradition of science / Leonard C. Bruno. Washington, D.C. : Library of Congress, 1987, p. 140.
Human skeleton with bones lettered for comparison with a bird skeleton. Illus. in: L'histoire de la nature des oyseaux / Pierre Belon. Paris: G. Cauellat, 1555, p. 40. Published in: The tradition of science / L More