APPARATUS, MATERIAL, ANI> KKAOENT8. 615 



preferred by many workers. Smaller accessories which shmM be 

 within reach, are 



A small can of sewing-machine oil. 



A soft rag and chamois leather, for wiping the knives immediately 



after use. 



Stone and leather, for setting and sharpening the same. 

 Two or three camel's-hair brushes. 



A freezing microtome is very useful : such as Swift 1 -, which is 

 used by the author ; and the method of embedding in oell< 

 combined with the ordinary process of freezing. 



(B) REAGENTS AND MATERIAL EMPLOYKI. n an PROCESSES or 



HARDENING, DECALCIFYING, EMBEDDING Kmxa AHI 



OF TISSUES. 

 Alcohol, absolute. 

 Bergamot oil. 



Celloidin. 



Dissolved in equal parts of ether and alc< 



Cork, or stock of ready-cut corks. 



Ebner's solution. A mixture in the following proportions : 



* 



Hydrochloric acid . ^^ 



Alcohol . 20 



Distilled water . r> 

 Chloride of sodium 



Formalin. 



........... ......... *.. v , 



re-melted when required for i 



Glycerine gelatine (Klebs). io 



add 





Gum. 



