256 



PREPARATION OF SECTIONS 



sensation of taking hold of the skin throughout its length only 

 stropping is needed, but if not, the knife must be honed. 



be 

 C 



C 



0) 



c. 



CS 



_ 







u 



E 



2 



M 

 C 



Before honing or stropping a microtome knife a steel back 

 should be slipped on it so as to tip the edge to the proper angle. 



