100 MICROSCOPIC OBJECTS. 



microscope, some of the following apparatus will be re- 

 quired : 



1-inch object-glass. Condenser. Micrometer*. 



-inch object-glass. Polariscope. Live-box. 



A eye-piece. Spectroscope *. Paraffin lamp. 



B eye-piece*. Parabolic reflector*. Fiddian's lamp *. 



N.B. Those articles that are marked with an asterisk may be procured 

 gradually, together with the higher powers &c. 



The following tools &c. must also be purchased or made at 

 the same time : 



An air-pump. 



Propagating or bee-glasses, three or four. 



The cup parts of broken wine-glasses j the bottoms may also be used as 

 covers. 



Dipping- tubes, made by holding glass tubes in a gas-jet until soft, and 

 then drawing out to a fine point. 



Test-tubes : each of these may have a small dipping- tube placed in the 

 cork, so as to reach to the bottom. 



Forceps, one or two. 



Camel's-hair pencils, various sizes. 



Scalpels, two or more. 



Razor mounted in wooden handle. 



Scissors, two pairs ; one fine-pointed, one common. 



Pneumatic trough or a large globe or dish for holding waste water, in 

 which to wash slides, test-tubes, c. 



Needles, three or four sizes, mounted in small cedar handles. 



One large ditto ground down to a cutting-edge (like a chisel), for sepa- 

 rating and cutting minute fibres &c. 



A fine thread of spun glass fixed in a handle, used for isolating minute 

 objects, such as Diatoms &c. 



Spirit-lamp. 



Tripods, two or three, or a retort-stand. 



American paper-clips (these can be procured at most stationers'). 



Small white porcelain cups: can be obtained of any artist's colourman. 



Pumphrey's ebonite cells. 



Watch-glasses. 



Glass funnel. 



Turn-table. 



Section-cutter. 



Pill-boxes (various sizes). 



Liebig's extract-of-meat jars (empty). 



Writing diamond. 



Small homoeopathic bottles. 



