Issued September 13, 1912. 



U. S. DEPARTMENT OE AGRICULTURE, 



BUREAU OF CHEMISTRY BULLETIN No. 158. 



R. E. DOOLITTLE, Acting Chief of Bureau. 



A BACTERIOLOGICAL STUDY OF SHELL, 

 FROZEN, AND DESICCATED EGGS; 



MADE UNDER, LABORATORY CONDITIONS 

 AT WASHINGTON, D. C. 



BY 



GEORGE WHITFIELD STILES, JR., 



Bacteriological CJiemist, 



AND 



CARLETON BATES, 



Assistant Bacteriologist. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 

 1912. 



