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U.S. DEPARTMENT OF AGRICULTURE. 
DIVISION OF ENTOMOLOGY. 
BULLETIN No. 1. 
REPORTS OF EXPERIMENTS, 
CHIEFLY WITH KEROSENE, 
UPON THE 
INSECTS INJURIOUSLY AFFECTING 
THE 
ORANGEH TRHE 
AND THE 
COTTON PLANT. 
MADE UNDER THE DIRECTION OF THE ENTOMOLOGIST. 
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