378 



PREPARATIONS BY THE PARAFFIN METHOD [Ch. XI 



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

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



Fig. 221. Diagram Showing How to Make a Paper Box for Imbedding. 



1, I, I, 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 ^ 

 of the area. 



A clamp is sometimes used for holding the parafiEin 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- 



A B 



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. 



