90 Circular No. 15. 



very much like antennae in structure and appearance. The 

 three pairs of legs are short but the thighs are especially strong, 

 enabling the creature to run swiftly. 



Note. Such insecticides as borax, insect powder, corrosive 

 sublimate and sulfur may be obtained of most local druggists; 

 when not found in local stocks they may be secured from such 

 firms as Eimer & Amend, of New York City; Arthur H. 

 Thomas, Philadelphia; E. H. Sargent, Chicago; Grasselli Chem- 

 ical Company, Cincinnati; Henry Heil Chemical Company, St. 

 Louis. The following firms make a specialty of certain pro- 

 ducts and can supply them in quantity: 



Edward K. Taylor, Penn Yann, New York Bisulfid of 

 carbon. 



Roessler & Hasslacher Chemical Company, New York- 

 Sodium cyanide. 



West Disinfecting Company, 12 East 42d St., New York- 

 Sodium fluorid. 



Kentucky Tobacco Products Company, Louisville, Ky. 

 Tobacco extract. 



Woodward & Lothrop, Washington, D. C. Cases to ex- 

 clude moths from garments. 



