Category Archives: 1938

Manuscripts published in 1938 (volume 31)

[031-075] A Report on the EarwinfDoru aculeatum aculeatum (Scudder), from a Marsh in Northern Illinois

A Report on the Earwing Doru aculeatum aculeatum (Scudder) from a Marsh in Northern Illinois Author: Werner, Floyd, G.

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[031-074] An Anomaly of the Venous System in a Cat, Showing Paired Superior and Inferior Vena Cavae

An Anomaly of the Venous System in a Cat Showing Paired Superior and Inferior Vena Cavae Authors: McMullen, Donald B. and Clark, W.W.

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[031-073] On the Path of the Firefly While Periodically Flashing

On the Path of the Firefly While Periodically Flashing Author: Knipp, Chas. T.

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[031-072] Differential Modification of Embryonic Development of Organs and Twins and Double Monsters of Salt-Water Minnows

Differential Modification of Embryonic Development of Organs and Twins and Double Monsters of Salt-Water Minnows Author: Hindrich, Marie A.

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[031-071] X-Rays as Causative Factors of Sex Reversal in the Developing Chick

X-Rays as Causative Factors of Sex Reversal in the Developing Chick Authors: Essenberg, J.M. and Zikmund, Anton

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[031-070] A Statistical Approach to the Problem of Acid Secretion by the Gastric Glands*

A Statistical Approach to the Problem of Acid Secretion by the Gastric Glands* Author: Bucher, Gladys R.

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[031-069] Some Otoliths of Illinois Fishes

Some Otoliths of Illinois Fishes Author: Adams, L.A.

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[031-068] A Preliminary Investigation of the Types of Examinations Which Provide the Most Satisfactory Basis for Giving Grades

A Preliminary Investigation of the Types of Examinations Which Provide the Most Satisfactory Basis for Giving Grades Authors: Stewart, Isabel C. and Galloway, O.F.

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[031-067] The Effect of Incidental Factors on Threshold Measurements

The Effect of Incidental Factors on Threshold Measurements Authors: Goodfellow, Louis D. and Heine, Ralph W.

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[032-066] Integration of Subject Matter and Educational Rigor

Integration of Subject Matter and Educational Rigor Author: Gault, Robert H.

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