U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF CHEMISTRY BULLETIN No. 84, PART I. 

 H. W. WILEY, CHIEF OF BUREAU. 



INFLUENCE OF FOOD PRESERVATIVES AND ARTIFICIAL 

 COLORS ON DIGESTION AND HEALTH. 



I. BORIC ACID AND BORAX. 



BY H. W. WILEY, M. D., 



WITH THE COLLABORATION OF W. I). BIGELOW, CHIEF OF THE DIVISION OF FOODS, 



AND OTHERS. 





WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 

 1904:. 



