PROCEEDINGS FOR 1915 



XXV 



Report of W. T. Sedgwick and F. Schneider Jr. of Institute 

 of Technology, Boston, of Deaths in the State of Massachusetts from 

 Gas, increasing in accordance with the increased use of CO. (Water- 

 Gas). 



Percentage of 



Water-gas in Accidental 



Deaths. 



5 



7 



2 



5 



18 

 9 

 7 

 14 

 28 

 20 

 47 

 48 

 35 

 35 

 11 

 9 

 47 

 29 

 41 

 35 

 41 

 55 

 66 



1131 



Deaths from Poisoning by Gas in San Francisco. 



According to reports lately received from the Department of 

 Public Health and Public Works, no records of death are available. 

 The report of the Departmental Committee on Water-gas and other 

 gases to the Houses of Parliament in London for 1899, page 118, 

 shows that in San Francisco in a period of 25 years. 



Year 

 1872-3 to 

 1896-7.... 



Accident Suicide Homicide Total 

 233 136 6 375 



