Vol. 37 (1927)

Published: 1927-01-01

Academy Business

Officers, Committees, Minutes, Winter Meeting

2-26
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Memorials

Theodore Henry Allebach

M. G. Mellon

27-28
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William Franklin Baker

Karl R. Thompson

29
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Elias J. Chansler

Wm. R. Chansler

30
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Glenn Culbertson

Wm. A. Millis

31-32
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Charles Redway Dryer

L. J. Rettger

33-34
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Carl H. Eigenmann

Fernandus Payne

35-46
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Charles Wesley Hargitt

Andrew J. Bigney

47-52
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Claude H. Harshbarger

Paul Weatherwax

53-54
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President's Address

President's Address—More Scientific Education; Less Educational Measurement

Frank B. Wade

55-58
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Papers--General

New Harmony

David Starr Jordan, Amos W. Butler

59-62
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Aerial Photography for Indiana

T. M. Bushnell

63-72
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Perverted Benevolence as an Influence upon Racial Development

Gerard Fowke

73-80
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A Plea for John R. Kissinger

R. A. Gantz

81-82
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Making Bibliographies More Useful

M. G. Mellon

83-86
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Nature Guiding at Turkey Run State Park

Sidney R. Esten

87-89
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Papers on Geology, Geography, and Archaeology

Copper Nugget Found at Turkey Run

Sidney R. Esten

90
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Theory of Thunderstorms

Daniel Hull

91-92
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The Distribution of Precipitation in Relation to the Mississippi Basin Flood of 1927

J. E. Switzer

93-100
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Geography of Indiana Agriculture

S. S. Visher

101-116
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Further Observations of the Erosion of Clifty and Butler Ravines, Jefferson County, Indiana

J. Archer Culbertson

117-119
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Notes on Some Ohio River Terraces

J. Archer Culbertson

120-124
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Some Interesting Physiographic Features of the Upper Wabash Drainage Basin in Indiana

Robert R. Shrock

125-140
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Physiography of the Kankakee Region

T. M. Bushnell

141-142
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The Litten Natural Bridges and Closely Associated Phenomena, Eastern Owen County, Indiana

Arch R. Addington

143-152
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An Analysis of Erosion

Clyde A. Malott

153-164
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Archeological Investigations in Greene County

W. N. Logan

165-174
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Papers on Chemistry, Physics, and Mathematics

A Method of Studying the Form and Intensity of an Explosive Sound Wave

Darrell B. Green

175-178
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Some Atmospheric Electric Potential-Gradient Measurements at High Altitude

J. F. Mackell

179-184
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Induction and Radiation

R. R. Ramsey

185-196
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Mechanism of a Condensed Spark Discharge

Harvey A. Zinszer

197-204
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Velocity of Sound in Free Air

Arthur L. Foley

205-208
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Thermal Conductivity of Condensing Vapor Films

Herman A. Wenzke

209-214
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The Calibration of Radio Frequency Galvanometers and MilliAmmeters

J. B. Hershman

215-218
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Three Electrodes Vacuum Tube Oscillator, a Special Case of Parallel Resonance

Eung Tyun Cho

219-222
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Energy Losses in Railroad Track Hammers

Edwin Morrison

223-224
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Scattering of Light by Small Particles

Edwin Morrison

225-226
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Some Observations of the Properties of Certain So-Called Thermal Insulators

John B. Dutcher

227-232
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Some Properties of Pin Hole Sound Probes

James E. Brock

233-238
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A Calorimetric Determination of Core Losses in High Frequency Transformers

B. A. Howlett

239
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A Magnetic Method for the Determination of the Elastic Limit of Iron and Steel

B. A. Howlett

240-244
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The Role of Valence and Electrons in the Teaching of General Chemistry

W. M. Blanchard

245-254
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The Analysis of Electrolytically Deposited Lead Peroxide by the Method of Lux

M. G. Mellon, W. F. Reed, H. L. Wilkins

255-258
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Food Fakes and Fancies

R. H. Carr

259-262
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An Efficient Stirrer for Gas Absorption

A. F. Benning

263-264
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Case-Carburization in Presence of Ferrosilicon

R. C. Spencer, E. G. Mahin

265-268
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Colloidal Arsenic Trioxide in the Arsenic Determination

E. G. Mahin, A. F. Doyle

269-271
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The Diffusion of Hydrogen in Iron

E. G. Mahin

272-276
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Notes on the Lines of Force in a Plane Electrostatic Field Containing Two Charges

C. K. Robbins

277-278
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The Aurora Borealis

Elmer A. Smith

279-282
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The Validity and Interpretation of Mathematical Formulas

Will E. Edington

283-286
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Two New Navigation Instruments

W. A. Cogshall

287-292
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Papers on Bacteriology, Physiology and Hygiene

Agglutinin Production: Total Amount Injected Varied, Dosage and Frequency of Injections Constant

Charles A. Behrens

293-296
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Preservation of Isohemagglutinating Serum with Phenolized Glycerol

Marcus Ward Lyon Jr.

297-298
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Antaeus—Contact with the Soil

Robert Hessler

299-308
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The Longevity and Swimming Ability of Spermatozoa

Benj. H. Grave, Ralph C. Downing

309-310
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A Study of Schoolroom Ventilation, Involving a Comparison of Two Types of Heating and Ventilating Plants

R. A. Gantz, Harriet Thornhill Phypers

311-316
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Papers on Botany

Notes on the Technique of Plant Mounting

J. A. Nieuwland, Arthur Slavin

317-318
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Recent Indiana Weeds, 1927

Albert A. Hansen

319-320
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Plants New or Rare in Indiana— XIV

Chas. C. Deam

321-324
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Monstrosities in Trillium

F. M. Andrews

325
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Modified Narcissus Flowers

F. M. Andrews

326
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Deposition of Material by Water Plants

F. M. Andrews

327-328
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A Study of Lichens

F. M. Andrews

329
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Some Flowering Plants of Monroe County, Indiana

F. M. Andrews

330-334
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Observations on the Teratology of the Genus Cuscuta

T. G. Yuncker

335-338
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Holdfast Cells in Spirogyra

Fredda Doris Reed

339-340
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Plant Diseases in a Home Garden

E. B. Mains

341-354
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Observations Concerning Clover Diseases

E. B. Mains

355-364
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Indiana Fungi— X

J. M. Van Hook

365-372
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Structure of Some Carboniferous Plants from Illinois

J. Hobart Hoskins

373-376
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The Ferns of Turkey Run

Otto Behrens Jr.

377-380
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New Yellows Resistant Varieties of Cabbage in Indiana

C. T. Gregory

381
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Controlling Tomato Leaf Mold in Greenhouses in Indiana

C. T. Gregory

382-384
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Excess Soluble Salts as the Cause of Vegetable Diseases in Greenhouses

S. D. Conner, C. T. Gregory

385-390
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Ecological Relationships of Fungi and Cultures

C. L. Porter

391-394
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Hydrogen Ion Studies of Water, Peat, and Soil, in Relation to Ecological Problems at Bacon's Swamp, Marion County, Indiana

Stanley A. Cain

395-402
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The Bog Clearweed, Adicea fontana Lunell, in Indiana

Marcus Ward Lyon Jr.

403-404
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The Relation of Lime to the Absorption of Iron by Plants

William P. Allyn

405-410
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Indiana Plant Diseases, 1926

Max W. Gardner

411-426
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Mycorrhiza Bearing Species in the Vicinity of Lafayette, Indiana

K. D. Doak

427-440
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Papers on Zoology and Entomology

Records of Blueberry Insects in Indiana

K. D. Doak

441-444
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Insects of Indiana for 1927

J. J. Davis

445-460
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Notes on Birds of Lake Maxinkuckee Region

Samuel E. Perkins III

461-466
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Summer Resident Birds of Turkey Run State Park

Frederick H. Test

467-472
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The Occurrence of the Starling at West Lafayette, Indiana

Louis Agassiz Test, Frederick H. Test

473-474
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The Starling in Madison County, Indiana

Louise S. Swain

475-478
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The European Starling in Indiana

Amos W. Butler

479-480
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Some Interesting Indiana Bird Records

Amos W. Butler

481-488
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Nesting of the Sycamore Warbler

Amos W. Butler

489-490
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A List of Reptiles and Amphibians Taken in Marion County, Indiana, in 1924-1927

Stewart Springer

491-492
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Back Matter

List of Members

493-516
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