MISCELLANEOUS: STIMULI UNDERLYING TUMOR-FORMATION .">(>,"> 



FIG. 424. A, B, C. Portions of the inner (.hypertrophiedj layer of the oak 

 gall highly magnified to show binucleate and multinucleate cells. In A at x 

 there is a nuclear fusion. In C at x the nuclear substance is in seven pieces. 

 2 mm. apochromatic oil im. obj., No. 4 oc., bellows at about 40. X 850. (?) 



