224 ANNUAL EEPORTS OF DEPARTMENT OF AGRICULTURE. 



Recommendations have been made to the Raih'oad Administration 

 on the subject of standard refrigerator cars. 



The Bureau of Markets has been assisted in its food survey project, 

 the Bureau of Chemistry having handled the work in certain cities. 



The General Supply Committee has been assisted, especially with 

 reference to paper specifications. 



In cooperation with the Bureau of Biological Survey, studies have 

 been made on the best methods of poisoning rats. 



