U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF CHEMISTRY- BULLETIN NO. 



H. XV. WILEY. Chief of Bn 



[NSECTICIDK STl DIES. 



I. I'VUKTHKCM POWDERS CONTAINING r< !- >N< U'S 

 METALS. 



II. A COMPILATION OF ANALYSES <>K i.\si-:<TI< 'I Dl > 

 AND FUNGICIDES. 



111. STATK LAW- GOVERNING TIM. COMPOSITION 

 AND SALT, or [NSECTICIDES. 



BY 



J. K. 3IAV\VOOD, 



,i,,<J Ai/i'iriilhii-iif \\iit, f L<thr<tfnri/. 



WASHINGTON: 



<;>VKKNM KN'T PRINTINti < ' F F I B, 



1 903. 



