Cymathere, a Kelp from the Western Coast
Griggs, Robert F. pp. 89-96
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The Embryology of Sagittaria Lancifolia L.
Cook, Melville Thurston pp. 97-101
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Experiments to Test the Diffusion of Hydrocyanic Acid Gas in Fumigating Houses
Burgess, A. F. pp. 101-105
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The Public Drinking Cup : Bacteriological Reprt
McCampbell, Eugene F. pp. 105-110
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Fossil Land and Fresh-Water Mollusca Collected in Defiance County, Ohio
Sterki, V. pp. 110-112
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Key to Ohio Locusts in Winter Condition
Ortega, Julio C. p. 113
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Meetings of the Biological Club
Frank, J. N. p. 114
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