PLATE VI. 



a. The Klebs-Loffler or diphtheria bacillus. Film preparation 

 of a serum culture, x 1500. 



* w - 



-**,".>' ":-N 



h^PviS. 



6. Section of diphtheritic membrane with Klebs-Loffler bacilli. Gram 

 and eosin. x 750. 



