FARM SPIES 



HOW THE BOYS INVESTIGATED FIELD 

 CROP INSECTS 



BY 



A. F. CONRADI 



PROFESSOR OF ENTOMOLOGY, CLEMSON AGRICULTURAL 

 COLLEGE 



AND 



W. A. THOMAS 



ASSOCIATE PROFESSOR OF ENTOMOLOGY, CLEMSON 

 AGRICULTURAL COLLEGE 



gork 



THE MACMILLAN COMPANY 

 1916 



All rights reserved 



