SMITHSONIAN INSTITUTION LIBRARIES 



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the floors are bad the practice of laying straw mattings under the rugs 

 produces a sightly appearance, and, while not as cleanly as a bare 

 floor, affords still fewer harboring places for this insect. 



L. 0. Howard, 



Entomologist. 



Approved : 



J. Sterling Morton, 



Secretary. 



Washington, D. C, Sejjtemher 8, 1894. 



O 



