.378 



PREPARATIONS BY THE PARAFFIN METHOD [Cn. XI 



should not cut the block so short that the holder comes in contact 

 with the tissue when the paraffin and holder are cemented together. 



c\j 



CM 



CNJ 



C\J 



4 L 

 1 



FIG. 221. DIAGRAM SHOWING How TO MAKE A PAPER Box FOR IMBEDDING. 



j, /, /, Lines for the first folds; these make three longitudinal strips. 

 2, 2, 2, Lines for the second folds; these make three transverse strips, 

 j, 3, 3, Lines showing- where the corner folds are made. 

 4, 4, 4, The folds for the projecting end or label. 



B Bottom, S Side, E Ends and L Label of the box. The bottom occupies ? f 

 of the area. 



A clamp is sometimes used for holding the paraffin block. 

 614. Trimming the end of the block for sectioning. Sharpen 

 the end to be cut in a pyramidal form, being sure to leave 2 milli- 



FIG. 222. CLAMP FOR STOVE BOLTS TO BE USED AS HOLDERS FOR PARAFFIN 



BLOCKS. 



A Face and B Sectional view with a stove bolt in position. 



