52 MANUAL OF BACTERIOLOGY. 



(g) Finally wash in distilled water, dry, mount in Canada 

 balsam. It is difficult to avoid the formation of precipitates; 

 otherwise the results of this method are usually good. 



A number of other methods or modifications of existing 

 methods have been recommended, all giving more or less satis- 

 factory results. The flagella are rarely or never stained uni- 

 formly throughout the preparation by any method. Those 

 lying at the edges of the drop are most apt to be intensely 

 stained. 



