U. S. DEPARTMENT OF AGRICULTURE. 



BUREAU OF CHEMISTRY BULLETIN NO. 13. 

 H. W. WILEY, Chief of Bureau. 



FOODS 



AND 



FOOD ADULTERANTS 



INVESTIGATIONS MADE UNDER DIRECTION OF 



H. W WILEY, 



CHIEF OF THE BUREAU OF CHEMISTRY, 



BY 



W. 33. BIGKELOW, 



WITH THE COLLABORATION OF EDWARD MACKAY CHACE, 

 !, S.-MUNSON, L M. TOLMAN, AND OTHERS. 



PART TENTH. 



PRESERVED MEATS. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE, 



1902. 



