Excerpt from Contributions to Embryology, Vol. 9: Nos 27 to 46, a Memorial to Franklin Paine Mall The vital-staining route as an approach to the problem of bone

Excerpt from Contributions to Embryology, Vol. 2: Nos. 2, 3, 4, 5, 6 The model was also left in blocks of varying thickness, so that the structures not seen fro