80 MICHIGAN ACADEMY OF SCIENCE. 



ISOLATION AND DISINFECTION RESTRICTED DIPHTHERIA IN 1890. 



OiJlihiheria in J^lchlqatt In /S90:-d'xhi hitingr the average 

 numheys of cases and deaths fjer* ouibrea^ :- In all out- 

 breaks in LuhicTt isolation and Dijinfeetion urere hoik 

 fjceglected; and in all outhreal(s in which hoth a/ere 6n 



fJceglected; and in all outorea/cs m which both a/ere Gn- 

 foT*ced, fCom^iled in the ojf ice oj the Seeyei ar if oflh Slate 

 Board oj JieaUhyfroTri rejjortsmade hi/ local /leallh off leers,} 



^'^[Ssolaiion and Bis infection. 



55 S 



^egiectecl , 



SsolatioH andDisinfeetioK 



£nJoi*eedy. 



Average . 



Cases. 



Heaths. 



LSO 



a 33 



Plate 530. 



