Issued May 6, 1913. 



U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF CHEMISTRY BULLETIN No. 165. 



CARL L. ALSBEKG, Chief of Bureau. 



LEATHER INVESTIGATIONS : 



THE COMPOSITION OF SOME 

 SOLE LEATHERS. 



BY 



F. P. VEITCH, 



Chief Leather and Paper Laboratory, 



AND 



J. S. ROGERS, 



Assistant Chemist. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 

 1913. 



