6 



PRACTICAL BACTERIOLOGY. 



One-half to one minute will suffice for staining, as 

 torulao stain rapidly as a rule. 



4. Prepare in like manner a cover ^lass film of the 

 broth culture of Bacillus proteus mirabilis. Stain with 

 carbol-fuchsin, one-quarter to one-half minute, wash, 

 dry and mount in Canada balsam. 



