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Diatomaceae of North America [microform]: Illustrated With Twenty-three Hundred Figures From the Author’s Drawings on One Hundred and Twelve Plates
Hardback
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; plates
