LITERATURE 587 



Weiss, L. P. and D. W. Fawcett, (1953) J. Histochetn. Cylochem., i, 47. 



Weiss, P., (1939) Principles of Development, Henry Holt & Co., New York. 



Weiss, P., (1949a) in A. K. Parpart, The Chemistry and Physiology of Growth, Princeton 



University Press, Princeton. 

 Weiss, P., (1949b) Exptl. Cell Research, Siippl. i, 475. 

 Weiss, P. and R. James, (1955) Exptl. Cell Research, Suppl. 3, 381. 

 Westfall, B. B., V. J. Evans, J. E. Shannon and W. R. Earle, (1953) J. Natl. Cancer 



Inst., 14, 655. 

 White, P. R., (1946) Growth, 10, 231. 

 White, P. R., (1949) J- Cellular Comp. Physiol., 34., 221. 



White, P. R., (1954) The Cultivation of Animal and Plant Cells, Ronald Press, New York. 

 White, P. R., (1955) J- Natl. Cancer Inst., 16, 769. 

 Wilde, C. E., (1948) Proc. Soc. Exptl. Biol. Med., 6g, 374. 

 Wilde, C. E., (1955) J. Exptl. Zool, 130, 573. 

 Willmer, E. N., (1927) J. Exptl. Biol., 4, 280. 

 WiLLMER, E. N., (1933a) J. Exptl. Biol., 10, 323. 

 Willmer, E. N., (1933b) J. Exptl. Biol., 10, 340. 

 Willmer, E. N., (1942) J. Exptl. Biol., 18, 237. 



Willmer, E. N., (1954) Tissue Culture, 2nd Ed., Methuen & Co., London. 

 Willmer, E. N. and F. Jacoby, (1936) J. Exptl. Biol. 13, 237. 

 Wilson, H., E. B.Jackson and A. M. Brues, (1942) J. Gen. Physiol., 25, 689. 

 WiNNiCK, T., (1952) Texas Repts. Biol, and Med., 10, 452. 

 Wirth, J. AND C. Barski, (1947) Ann. Inst. Pasteur, ^3, 987. 

 Wolff, Em., (1955) Compt. rend., 240, 1016. 

 Wolff, Et. and K. Haffen, (1952) J. Exptl. ^ool., iig, 381. 

 YouNGNER, J. S., (1954) Proc. Soc. Exptl. Biol. Med., 85, 202. 

 Zwilling, E., (1954) Science, 120, 219. 



