Front Matter
p. 0
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The Genus Tilia in Ohio
Braun, E. Lucy pp. 257-261
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The Summer Field Meetings of the Ohio Academy of Science (1892-1905)
Dexter, Ralph W. pp. 262-265
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Pentremitidea Filosa Whiteaves from the Silica Formation in Northwestern Ohio
Hoare, Richard D. pp. 265-267
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Book Notice
p. 267
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Mortality of Fresh Water and Tropical Fish Fry by Cyclopoid Copepods
Fabian, Michael W. pp. 268-270
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Book Notice
p. 270
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Four New Dolichopodidae from the Eastern United States (Diptera)
Robinson, Harold pp. 271-273
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Demonstration of the Chemotropism of Pollen Tubes in Vitro in Four Plant Species
Linck, A. J.; Blaydes, Glenn W. pp. 274-278
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The Bryophyte Flora of Clinton County, Ohio
Richard Dean Kellough pp. 278-282
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A Proposed Role for Hydrogen Peroxide in Carcinogenesis
Kovacic, Peter pp. 283-290
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The Salamanders of Southeastern Ohio
Seibert, Henri C.; Brandon, Ronald A. pp. 291-303
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Relationship Between Total Alkalinity, Conductivity, Original pH, and Buffer Action of Natural Water
Sechriest, Ralph E. pp. 303-308
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A Key to the Empoasca Solana Complex with Descriptions of New Species
Ross, Herbert H.; Cunningham, Hugh B. pp. 309-317
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An Experiment in Biology Teaching
Verduin, Jacob pp. 318-320
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Book Notice
p. 320
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Back Matter
p. 999
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