40 THE TONER LECTURES. 



No. C8. Another view of the same section as No. 67. 110 diameters. 



No. 69. Portion of same view as No. 68. 200 diameters. 



No, 70. Section of medullary cancer of parotid (No. .5007 Mic. Sec.) 



200 diameters. 

 No. 71. Another view of the same section as No. 70. 200 diameters. 

 No. 72. Group of so-called cancer cells. 500 diameters. 

 No. 73. Group of so-called cancer cells. 500 diameters. 

 No. 74. Group of so-called cancer cells. 500 diameters. 



