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The Diatomaceæ of Philadelphia and Vicinity
The Diatomace of Philadelphia and Vicinity Author:Boyer Publisher: Philadelphia, Press of J. B. Lippincott company Publication date: 1916 Subjects: Fragilariaceae Botany -- Pennsylvania Philadelphia Notes: This is an OCR reprint. There may be numerous typos or missing text. There are no illustrations or indexes. When you buy the General Books edition of this book you get free trial access to M... more »illion-Books.com where you can select from more than a million books for free. You can also preview the book there.« less