BAKER ON A NEW SCIENCE,— THAT OF SANITATION. 



79 



^Scarlet Fever in Michigan in IVQ/i-Sxhibiting thedjv- 

 erage rvurnhers of cases and deaths joev outbreak:- in all 

 outbreaks in which isolation and Disinfection were both JfegleeU 

 ed; and in all outbreaks in which both were SnforcecL. 



(Compiled in the office of the Secretary of the ot ate Board 

 of Mea.lt h 9 front reports made by loeal health officers-) 



^ * 



Y2r 



H~ 



isolation and J) is infer. Hon, 



Jf e ql ect e d . 



Ji y e v a g e, . 



Cases. 



Ill l ll ll | l| i | ii l li i | l!llllii| l 



Deaths. 



^Average . 



isolation and Disinfection, 



£ rtfo r c e a . 



Cases. 



JDeaths. 



'mi,^,,,,,,, .Lilj, 



%t%.of 



IjHiriJiiiiiiBffl 



■&■ 



I UiM 



mm 



' yj II 



i- 



liii 



flit 



,il 



. 



4- 



"jl 



Hi 



ill 1 I Li 



IllilUlllIli 



Q.4-7 



^. 



0.02L 



Plate 547. 



