More letters of Charles Darwin. A record of his work in a series of hitherto unpublished letters, ed. by Francis Darwin ... and A.C. Seward ...

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More letters of Charles Darwin. A record of his work in a series of hitherto unpublished letters, ed. by Francis Darwin ... and A.C. Seward ...

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The life and letters of Charles Darwin, including an autobiographical chapter, ed. by his son Francis Darwin ...

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A biological survey of the waters of Woods Hole and vicinity / By Francis B. Sumner, Raymond C. Osburn, and Leon J. Cole.

Pt.2

Fresh-water Algae of the United States; (exclusive of the Diatomaceae) complemental to Desmids of the United States ... One hundred and fifty-one plates ... including nine additional plates of desmids. By the Rev. Francis Wolle ...

text

Fresh-water Algae of the United States; (exclusive of the Diatomaceae) complemental to Desmids of the United States ... One hundred and fifty-one plates ... including nine additional plates of desmids. By the Rev. Francis Wolle ...

plates

Traité d'embryologie et d'organogénie comparées / par Francis M. Balfour ; traduit avec l'autorisation de l'auteur et annoté par H.A. Robin.

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A treatise on comparative embryology, by Francis M. Balfour.

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The works of Francis Maitland Balfour ... Edited by M. Foster ... Adam Sedgwick.

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The works of Francis Maitland Balfour ... Edited by M. Foster ... Adam Sedgwick.

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