Front Matter
p. 0
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Data on the Thickness and Character of Certain Sedimentary Series in Ohio
Lamborn, Raymond E. pp. 345-364
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Book Reviews
p. 364
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Drainage History of North Central Ohio
White, George W. pp. 365-382
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Book Reviews
p. 382
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The Right Lung of a Human Foetus of 152 Millimeters, C. R., Length
Palmer, Dwight M. pp. 383-398
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The Embryology of the Whitefish Coregonus Clupeaformis, (Mitchill). Part II, Organogenesis
Price, John W. pp. 399-414
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A Preliminary Study of the Lengths of the Open Vessels in the Branches of the American Elm
Liming, Franklin G. pp. 415-419
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Notes on Zygnemataceae
Transeau, Edgar Nelson p. 420
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Notes on Certain Ohio Oaks
Camp, W. H. pp. 421-422
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Book Notices
pp. 422-424
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Index to Volume XXXIV
pp. 425-426
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Back Matter
p. 999
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