EXAMINATION OF STAINED BACTERIA, 17 
and spread uniformly over the surface of the cover- 
glass.' 
(2) Allow the film to dry. 
(e) When dry pass the cover-glass, snieared sur- 
face upward, three times through a Bunsen or alco- 
hol flame at about the rate of the pendulum of a 
clock. 
The heat coagulates the albuminous material 
1The cover may be held, while staining, in one of the 
special forceps devised for the purpose. 
2 
