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Hertwig's General Principles of Zoology. From the Third Edition of 

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Howell's Dissection of the Dog. As a Basis for the Study of Physi- 

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Jackman's Nature Study for the Common Schools. By WILBUR S. JACK- 

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Kerner & Oliver's Natural History of Plants. From the German of 

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MacDougal's Experimental Plant Physiology. On the basis of Oels* 

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Macloskie's Elementary Botany. With Students' Guide to the Exam- 

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McMurrich's Text-book of Invertebrate Morphology. By J. PLAYFAIR 

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Martin's The Human Body. See American Science Series. 



*MerriairTs Mammals of the Adirondack Region, Northeastern New- 

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Noyes's Elements of Qualitative Analysis. By WILLIAM A. NOYES, Pro- 

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