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Ohio Journal of Science: Volume 20, Issue 7 (May, 1920)

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Front Matter
p. 0
Article description | Article Full Text PDF (1607KB)

Quantitative Studies in the Food of Spiders
Bilsing, S. W. pp. 215-260
Article description | Article Full Text PDF (3282KB)

The Syrphid Fly, Mesogramma Marginata, and the Flowers of Apocynum
Osburn, Raymond C. pp. 261-266
Article description | Article Full Text PDF (403KB)

Descriptions of Diptera of the Families Anthomyidae and Scatophagidae (Part XII of Series)
Malloch, John R. pp. 267-291
Article description | Article Full Text PDF (1818KB)

Bees and Wasps (Part XIII of Series)
Bequaert, J. pp. 292-298
Article description | Article Full Text PDF (353KB)

Back Matter
p. 999
Article description | Article Full Text PDF (1505KB)

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