24 



Chadbourn 



United States Entomological Laboratory. — Lo- 

 cated across the street from the high-school 

 building, 10 blocks from the Atlantic Coast 

 Line Railroad station. 



Biological and control studies of the straw- 

 berry weevil, the Porto Rico mole cricket, and 

 wireworms. W. A. Thomas, assistant entomolo- 

 gist, in charge; mail address, Box 146. 



OHIO 



Cleveland 



United States Entomological Field Subofflce (co- 

 operation with Pennsylvania, Ohio, and Michi- 

 gan Departments of Agriculture). — Located at 

 2036 East Twenty-second Street. 



Headquarters for quarantine and control op- 

 erations on account of the European corn borer 

 in the Lake regions. Cooperative extension 

 work is conducted and the Federal interstate 

 quarantine work is operated. E. G. Brewer, 

 senior administrative assistant, in charge; or 

 address L. H. Worthley, United States Entomo- 

 logical Field Office, 12 South Market Street, 

 Boston, Mass. 



Columbus 



United States Entomological Laboratory (coop- 

 eration frith Ohio Agricultural Experiment 

 Station through Ohio State University). — Lo- 

 cated at 151 West Eleventh Avenue, opposite 

 the State university. Telephone, University 

 0995. 



Biological and control experiments on the 

 Mexican bean beetle. N. F. Howard, associate 

 entomologist, in charge. 



