224 Enzio Reuter, Bulletin Bibliographique. 



Springfield, III.: The State Entomologist of the State of 

 Illinois: 

 Report: XXVI. 1911; XXVII. 1912. 



Forbes, S. A., The Corn Root-Aphis in Illinois. Urbana 111. 

 1913. 



S:t Louis, Mo.: Academy of Science. 



Transactions: 



— Missouri Botanical Garden. 



Annual Report: XXII. 1911. 



Topeka Kans.: Kansas Academy of Science. 

 Transactions : 



Trenton, N. J.: New Jersey Natural History Society (formerly 

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Journal : 



Tufts College, Mass.: Tufts College. 



Studies: III, 2. 1912. 



Urbana, III.: Illinois State Laboratory of Natural History. 



Bulletin: IX, 5. 1912. 



Article: 



Bienniel Report: 



Washington, D. C: Departement of Interiör (U. S. Geological 

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Monographs: 



Bulletin: 



Annual Report: 



Mineral Resources: 



Water-Supply and Irrigation Papers: 



Professional Papers: 



— Departement of Agriculture. 



Report: 

 Yearbook: 



— Division of Biological Survey. 



Bulletin: 



North American Fauna: 



— Smithsonian Institution (U. S. National Museum). 



Annual Report: 



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From the Smithsonian Report for 1910: Publication: 2033 



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