202 



Exp. T/32 A. 

 in right 

 (21.9.10). 



Dr. Russell. The Manifestation of Active [Mar. 15, 



All mice inoculated 

 axilla with 0'015 c.c. 



24 31 37 IS S2cAys 



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10 CM. 

 Fig. 1. 



.Ea^?. 206/11 C. All mice inoculated 

 in right axilla with 0"02 c.c. 

 (7.1.09). 









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2 X 





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io cm. 



Fig. 1.— Chart showing progressive character of the growths developing after implantation 



Fig, 2. — Chart showing the temporary character of the growth of tumour 206 in 

 normal mice. 



in practice in this laboratory by the cultivation of a large number of 

 different tumour strains. There must be one or more factors in constant 

 operation to give the two extreme results cited above, and the understanding 

 of these phenomena has to a considerable extent been advanced by Bashford, 



