Vol. 42 (1932)

Published: 1932-01-01

Academy Business

Officers, Committees, Minutes

2-10
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Back Matter

Members, Junior Academy of Science Clubs

287-288
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Memorials

Barton Warren Evermann

W. S. Blatchley

11-14
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Carl Leo Mees

D. B. Prentice

15-17
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David R. Moore

Amos Butler

18
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Eugene Daniel O'Connell

Daniel Hull

19-20
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Papers on Bacteriology

Electrode Potentials and Poorly Poised Biological Systems

W. P. Allyn

21-26
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Evaluation of Antiseptics by Test Tube Methods

H. M. Powell, W. A. Jamieson

27-31
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The Influence of Antiseptics on Phagocytosis

H. M. Powell, W. A. Jamieson

32-34
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The Use of Germ-Free Guinea Pigs in Bacteriology

J. Arthur Reyniers

35-36
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The Mechanization of Certain Bacteriological Procedures

J. Arthur Reyniers

37-40
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The Isolation of Anaerobic Cellulose-Decomposing Bacteria from Various Sources

W. L. Weis

41-44
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Papers on Botany

Some Algae of the Lower Wabash Valley

M. E. Britton, B. H. Smith

45-46
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Plants New or Rare to Indiana, XVIII

Chas. C. Deam

47-50
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Measurement of Plant Growth by Means of Optical Levers

Raymond E. Girton

51-56
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Some Effects of Lightning on Tomato Plants

Stacy Hawkins

57-60
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The Development and Structure of the Juvenile Leaves in Marsilea quadrifolia with Notes on the Anatomy of the Stem and Adult Petiole

Ruth V. Henderson

61-72
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Pollen Statistics for Two Indiana Bogs

Paul King Houdek

73-78
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Some Algae of Vigo, Greene and Daviess Counties

Louise M. Love, Robert L. Rogers

79-82
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The Types of Linnaean Genera

J. A. Nieuwland

83-88
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The Distribution of the Alga, Lemanea, in Indiana

C. Mervin Palmer

89
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Algae of Indiana: Second List of Additions to the 1875-1928 Check List

C. Mervin Palmer

90-92
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Notes on Indiana Grasses, 1932

J. E. Potzger

93-96
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A Field Study of the Common Barberry

Winona H. Welch

97-98
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DePauw University Arboretum

Winona H. Welch

99-100
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Papers on Chemistry

Vapor Phase Esterification

Frank E. Dolian, H. T. Briscoe

101-108
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Studies in Etherification

G. F. Hennion, H. D. Hinton, J. A. Nieuwland

109-112
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The Action of Energizers During Case-Carburization

E. G. Mahin, J. A. Toussaint

113-118
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The Action of Vanadium Oxytrichloride upon Various Organic Compounds

R. E. Nelson, A. H. McFadden

119-122
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Chlorine in the Lead Storage Battery

R. L. Shelley, O. W. Brown

123-126
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Boron Fluoride in Acetal Catalysis

Thomas H. Vaughn

127-130
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The Catalytic Synthesis of Glycol Acetal

Thomas H. Vaughn, J. A. Nieuwland

131-134
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Papers on Geology and Geography

Some Hills of Circumalluviation in the Lower Wabash Valley

Marion M. Fidlar

135-140
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Geologic Structure of the Unionville Gas Field, Monroe County, Indiana

Richard Freed

141-148
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Geological and Structural Conditions in the Union Oil and Gas Field

William N. Logan

149-152
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The Physiographic Features of Pine Hills Nature Study Park, Montgomery County, Indiana

Ernest Rice Smith

153-162
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Papers on Physics

Permalloy Filings for Mapping Magnetic Fields

Arthur L. Foley

163-164
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Audio Frequency Transformer Impedance

J. B. Hershman

165-176
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The Design and Use of a Photoelectric Photometer

B. A. Howlett

177-180
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The Effect of Spacing and Area of Absorber on the Absorption of Acoustical Materials

James F. Mackell

181-194
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Theoretical and Practical Screen Grid Amplification

William A. Parker

195-198
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A Vacuum Tube Tuning Fork Drive, Using Forks of Several Different Frequencies

Harold D. Webb

199-204
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Papers on Zoology

A List of the Coccidae of Tippecanoe County and Their Hosts (Homoptera)

John M. Amos

205-207
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Descriptions of Coccidae Heretofore Unreported from Indiana (Homoptera)

John M. Amos

208-212
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Insects of Indiana for 1932

J. J. Davis

213-226
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The Cicadellinae of Indiana (Cicadellidae, Homoptera)

Howard O. Deay

227-242
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Some Anatomical Features of the Tiger Snail, Anguispira alternata (Say)

David T. Jones

243-250
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Some Observations on the Reproductive Cycle of the Infusorian, Ichthyophthirius multifiliis

Nathan E. Pearson

251-256
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A New Medium for Drosophila Cultures

S. A. Rifenburgh

257-258
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Fresh-Water Medusae at Terre Haute, Indiana

W. P. Allyn, L. J. Rettger

259-260
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The Masking of Sepia by White, Two Recessive Eye-Colors in Drosophila

Floyd T. Romberger, Jr.

261-268
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Birds of Tippecanoe County, III

Louis A. Test, Frederick H. Test

269-286
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