78 



MICHIGAN ACADEMY OF SCIENCE. 



Scarlet Fever in cMiehigan in /X<?0:- £xhi biting the aver- 

 age numbers of casesjand deaths ^er outbreak :- in all out- 

 breaks in which Ssolation and Disinfection,^ u/.er>e hottv 

 %/Ceglected -, and in all outbreaks inu/kich hotk are re 

 Enforced. ( Compiled in the office of the Secretary of ike 

 State Board of Health, front reports made by local healtk officers.) 



isolation and Disinfection, 



(fnfo reed. 



2-4' isolation and Disinfection 



Si, 



/2, 



//- 



o/feglected 



^Jl ire rage 



.8 §[ Cases 



/Z./o 



i 



Deaths. 



o4 uer aa e . 



Cases 



Heaths. 



+&- 



^~ 



f- 



II II i 



3- 



+ 



■ IL 



life 



+y+ 



1 



4 



Vt 



IP!!' ' 

 1 



Mm. 







0.3Z 



mm 



'» i|i|! "" i|i " || "' i 



11 



CO z 



■ ■ T - 1 1-1111 I1H I II 



Plate 532. 



