MEDEARIS AND MARBLE: THYMUS GLAND. 147 



5. Hatai, S. 1913. On the Weights of the Abdominal and Thoracic Viscera, 



the Sex Glands, Ductless Glands and the Eyeballs of the Albino Rat 

 (Mus norvegicus albinus) According to Body Weight. Am. Jour. Anat., 

 vol. 15, No. 1, pp. 69-87. 



6. Jackson, C. M. 1913. Postnatal Growth and Variability of the Body and 



of the Various Organs in the Albino Rat. Am. Jour. Anat., vol. 15, 

 No. 1, pp. 1-69. 



7. Badertscher, J. A. 1915. Development of the Thymus in the Pig. II: 



Histogenesis. Am. Jour. Anat., vol. 17, No. 4, pp. 437-495. 



