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Ohio Journal of Science: Volume 20, Issue 6 (April, 1920)

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Front Matter
p. 0
Article description | Article Full Text PDF (1494KB)

Marl Deposits in Ohio and Their Fossil Mollusca
Sterki, V. pp. 173-184
Article description | Article Full Text PDF (809KB)

Descriptions of Horseflies from Middle America. I.
Hine, James S. pp. 185-192
Article description | Article Full Text PDF (654KB)

The Crane-Flies (Tipulidae, Diptera)
Alexander, Charles P. pp. 193-203
Article description | Article Full Text PDF (772KB)

Impatiens Pallida Forma Speciosa F. Nov.
Jennings, Otto E. p. 204
Article description | Article Full Text PDF (90KB)

Water Striders New to the Fauna of Ohio, Including the Description of a New Species
Drake, Carl J. pp. 205-208
Article description | Article Full Text PDF (303KB)

Notes on the Genus Platycotis Stal.
Dozier, H. L. pp. 209-213
Article description | Article Full Text PDF (741KB)

Back Matter
p. 999
Article description | Article Full Text PDF (1285KB)

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