Prate V. 

Saye VE A WING a a od ere oe Ler, 
‘Tissue of tumour. 
The same treated with hydrogen peroxide. 
Fibroma from Haddock. 
Sarcoma from Ray. Normal epidermis near tumour. 
Fibroma from Pilchard. 
Sarcoma from Ray. Altered epidermis over tumour. 
On = ir NY 
