A New Species of Celithemis (Order Odonata)
Williamson, E. B. pp. 153-160
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Twenty-five Rare Plants at Barnesville, Ohio
Laughlin, Emma E. pp. 160-162
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Notes on the Nesting Habits of Bembex Nubilipennis
Parker, J. B. pp. 163-165
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The Ohio Powdery Mildews
O'Kane, W. C. pp. 166-176
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