VIII 



The Roller &Kas8ttrClimal Co. 



100 Willib.m Street, New York 

 Works: Perth Amboy, N. J. 



FUMIGATING 



CYANIDE 



For generating Hydrocyanic Acid Gas. 



The only positive eradicator of the San Jos^ Scale, 

 Red and Black Scale and other insect pests. 



AMERICAN ENTOMOLOGICAL CO. | 



BROOKLYN. N. Y. | 



Main Office, 55 Stuyves&.nt Ave. S 



Factories : — 936 DeKalb Avenue ^ 



1785 Bergen Street w 



Telephone,^1746 Bushwick . ^ 



^ % 



INSECT PRICE LIST NO. 7 just issued * 



SUPPLY LIST NO. 8 sent gratis on application ^ 



IT Dealers in insects, cocoons, pupae, biological and ento- vl^ 



mologfical material and supplies. vl/ 



IT Manufacturers of the ONLY GENUINE SCHMITT t 



BOXES, insect cabinets, cases and the AMERICAN )» 



ENTOMOLOGICAL CO. INSECT PINS. | 



^^e make every effort to please ^ 

 Lists on application 



Please mention the Journal of Economic Entomology ichen writing to advertisers 



