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Annual report of the Agricultural Experiment Station / Cornell University, College of Agriculture.

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Bulletin of the Museum of Comparative Zoology at Harvard College.

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Bulletin of the Museum of Comparative Zoology at Harvard College.

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Outlines of lectures on materia medica and botany :delivered in Jefferson Medical College, Philadelphia /by William P.C. Barton.

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Bulletin of the Museum of Comparative Zoology at Harvard College.

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