Table of Contents
Academy Business
| Officers, Committees, Minutes, Winter Meeting | |
| 3-16 |
President's Address
| President's Address: Story of Synthetic Rubber | |
| J. A. Nieuwland | 17-21 |
Papers of the General Session
| There Were Giants in Those Days | |
| Will E. Edington | 22-38 |
| Bibliography of Barton Warren Evermann | |
| W. S. Blatchley | 39-42 |
Program of the Section on Botany
| Program of the Botanical Section | |
| M. S. Markle | 43-44 |
Papers on Botany
| Influence of Temperature Changes on the Water Content of Salix and of Helianthus | |
| Edith A. Purer, Delzie Demaree | 45-46 |
| Pteridophytes of Lawrence County | |
| Ralph M. Kriebel | 47-52 |
| Plants New or Rare to Indiana, XX | |
| Chas C. Deam | 53-54 |
| Indiana Fungi, XIII | |
| J. M. Van Hook | 55-64 |
| Further Studies of Indiana Algae | |
| M. E. Britton, B. H. Smith | 65-68 |
| The Anatomy of Anomalous Grass Hymenachne Amplexicaulis | |
| James L. Haynes | 69-72 |
| Distribution of Water in Ricinus | |
| Delzie Demaree | 73-75 |
| The Effect of Phosphorescent and Fluorescent Minerals Upon the Growth of Fungi in Cultures | |
| John Norman Porter | 76-78 |
| Rare Gasteromycetes of Indiana | |
| A. R. Bechtel | 79-80 |
| Anthracnose of Betula Nigra | |
| J. M. Van Hook, R. C. Busteed | 81 |
| Notes on Indiana Grasses, 1934 | |
| J. E. Potzger | 82-86 |
Program of the Section on Chemistry and Bacteriology
| Program of the Section on Chemistry and Bacteriology | |
| L. B. Howell | 87 |
Papers on Chemistry and Bacteriology
| The Adsorption of Diphtheria Toxin and Toxoid on Colloidal Gels | |
| F. A. Miller, Mary Ann Miller | 88-92 |
| The Action of Sodium Formaldehyde Sulphoxylate in Experimental Pneumococcus Infection | |
| H. M. Powell, W. A. Jamieson | 93-99 |
| Purification of Suspensions of the Virus of Vaccinia by Means of Carbon Dioxide | |
| C. A. Behrens, F. A. Nielsen | 100-117 |
| The Mechanism of Carbon Oxidation in the Presence of Certain Metallic Oxides | |
| Don Martin, J. E. Day | 118-120 |
| A Hymolal Salt Test for Potassium | |
| E. A. Wildman | 121-123 |
| Syntheses in the Biphenyl Series | |
| David D. Hartley, Robert E. Lyons | 124-128 |
| Catalytic Oxidation of the Carbohydrates and Related Compounds by Oxygen in the Presence of Iron Pyrophosphates | |
| Ed F. Degering | 129-131 |
| Acyl Derivatives of Ortho-Aminophenol | |
| C. E. Sparks, R. E. Nelson | 132-134 |
| Selenium Derivatives of Salicylic Acid | |
| R. E. Nelson, G. S. Boase | 135-137 |
| Activity Coefficients of Bismuth Chloride in Hydrochloric Acid Solutions | |
| Thos. De Vries, E. M. Hattox | 138-143 |
| The Synthesis of Alkyl Acetylenes From Calcium Acetylide | |
| Thomas H. Vaughn, James P. Danehy | 144-148 |
Program of the Section on Geology and Geography
| Program of The Section on Geology and Geography | |
| J. E. Switzer | 149 |
Papers on Geology and Geography
| Some Features of a Small Cavern at Marengo, Crawford County, Indiana | |
| Marion M. Fidlar | 150-160 |
| Karst Windows | |
| Wm. Von Osinski | 161-165 |
| The Ginkgo Petrified Forest | |
| Viva D. Martin | 166-167 |
| Regional Contrasts in Death Rates in Indiana (Study No. 3) | |
| Stephen S. Visher | 168-173 |
| Probable Worm Castings ("Coprolites") in the Salem Limestone of Indiana | |
| Robert R. Shrock | 174-175 |
Program of the Section on Physics and Mathematics
| Program of the Section on Physics and Mathematics | |
| Rolla V. Cook | 176 |
Papers on Physics
| New Application of Traveling Magnetic Fields | |
| Leonard R. Crow | 177-178 |
| New Phenomena in Association With Sucking Effects of Solenoids | |
| Leonard R. Crow | 179-180 |
| A Demonstration Method of Measuring Dielectric Coefficients at High Frequencies | |
| Arthur L. Foley | 181-182 |
| Analysis of Musical Sounds by Means of a Neon tube | |
| James F. Mackell | 183-185 |
| Diaphragmless Microphones | |
| Horace M. Trent | 186-191 |
| A Study of the Velocity of Sound in Solutions | |
| Horace M. Trent | 192-195 |
Program of the Section on Zoology
| Program of the Zoological Section | |
| Fred Donaghy | 196-197 |
Papers on Zoology
| Insects of Indiana for 1934 | |
| J. J. Davis | 198-206 |
| Some Spiders of the Genus Tetragnatha | |
| Edward Kintner | 207-209 |
| Herons Along Big Flat Rock River in Rush County, Indiana | |
| Chester M. Alter, David O. Alter | 210-211 |
| External Features of the Larva of Hydromyza Confluens | |
| Cleveland P. Hickman | 212-216 |
| Hypertension: Biologically Considered | |
| Robert Hessler | 217-222 |
| Five Double Recessive Eye Colors in Drosophila | |
| S. A. Rifenburgh, V. A. Sutfin | 223 |
| The Length of the Reticulocyte Cycle in Pigeons | |
| Dona Gayler Graam | 224-227 |
| White Herons in Indiana | |
| Amos W. Butler | 228-230 |
| Records of Indiana Dragonflies, VIII, 1934 | |
| B. Elwood Montgomery | 231-235 |
| An Annotated List of the Membracidae of Indiana (Homoptera) | |
| Howard O. Deay, George E. Gould | 236-243 |
| Notes on the Spotted Turtle in Northern Indiana With Special Reference to Secondary Sexual Differences | |
| Chapman Grant | 244-247 |
Junior Academy of Science
| Junior Academy of Science Program, Minutes, and Clubs | |
| 248-251 |
Back Matter
| Constitution of the Indiana Academy of Science, By-Laws, Editorial Policy | |
| 252-257 |
| List of Members, Index | |
| 258-284 |