. Comparative embryology of the vertebrates; with 2057 drawings and photos. grouped as 380 illus. Vertebrates -- Embryology; Comparative embryology. Fig. 256. Developmental features of the human face. Modified slightly from models by B. Ziegler, Freiburg, after Karl Peter. 535. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Nelsen, Olin E. (Olin Everett), b. 1898. New York, Blakiston

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Keywords: ., bookcentury1900, bookcollectionameri, bookcollectionbiodiversity