TREASURY DEPARTMENTc 
Public Health and Marine-Hospital Service of the United States. 
9^ 
I 
HYGIENIC LABORATORY.— BULLETIN No. 42. 
Jaraviary, 1908. 
TTHK 
THERMAL DEATH POINTS OF PATHOGENIC 
MICRO-ORGANISMS IN MILK 
By 
M. J. ROSKNATU, 
Director Hygienic Laboratory. 
( 
WASHINGTON: 
GOVERNMENT PRINTING 
1908 . 
OFFiCE.^- S ^ ^ > 3 
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