Frank Caleb Gates

The Importance of Vitamin A and Vitamin C in the Ration of Swine

Concerning Especially Their Effect on Growth and Reproduction

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Trees in Kansas ...

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The Summer Birds of the Douglas Lake Region, Cheboygan County, Michigan

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The Vegetation of the Beach Area in Northeastern Illinois and Southeastern Wisconsin

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was ...

Wild Flowers in Kansas

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Grasses in Kansas

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Annotated List of the Plants of Kansas

Ferns and Flowering Plants : with Maps Showing Distribution of Species

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Bulletin of the Illinois State Laboratory of Natural History

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The Midsummer Bird Life of Illinois

A Statistical Study

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