Issued June 7, 1912. 



U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF CHEMISTRY— BULLETIN No. 157. 



R. E. DOOLITTLE, Acting Chief of Bureau. 



THE ELIMINATION OF CAFFEIN: 



AN EXPERIMENTAL STUDY ON 

 HERBIVORA AND CARNIVORA. 



BY ' 



WILLIAM SALANT, 



Chief Pharmacological Laboratory , Division of Drugs, 



AND 



J. B. RIEGER, I 



Assistant Chemist. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 



1912. 



