The American Botanist 



The most profusely illustrated, the ^most frequently 

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Do not let the title frighten you; the magazine is made 

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NEW STANDARD WORKS 



OPTIC PROJECTION (Just Off the Pre.s) 



Simon Henry Gage, Professor Emeritus of Histology and Em- 

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HANDBOOK OF MEDICAL ENTOMOLOGY 



Wm. A. Riley, Ph.D., Professor of Insect Morphology and Para- 

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A concise account of poisonous, parasitic and disease-carrying 

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