XLV. 



Fig. 278. 



Ig. 380. 



Fig. 



.uet, containing twelve bottles with capillary 

 orifices, p. 210. 



.1 ir 



for testing small 

 of matter, p. 



Small test bottle, with 

 capillary orifice, p. 209. 



Fig. 283. 



Fig. 231. 



' 



Teat tubes and 

 drainer, p. 201. 



Rack for holding test tubes, p. 201. 



oottle, with capillary 

 orifice, p 2Ua. 



Fig. 234. 



Pipette serving aa the stopper to 

 the bottle, a, vulcanised India 

 rubber, by pressing which fluid 

 may be expressed from the tube. 

 6, ground to fit the neck of the 

 bottle c, the orifice, p. alO 



' s for testing, p. 210. 



[To face page 210. 



