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Table of Contents

June 01, 1915; vol. 1 no. 6

Astronomy

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    Confirmatory Experiments on the Value of the Solar Constant of Radiation
    C. G. Abbot, F. E. Fowle, and L. B. Aldrich
    PNAS June 1, 1915 1 (6) 331-333; https://doi.org/10.1073/pnas.1.6.331
  • You have access
    126 Parabolic Orbits of Meteor Streams
    Charles P. Olivier
    PNAS June 1, 1915 1 (6) 358-359; https://doi.org/10.1073/pnas.1.6.358
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    Unsymmetrical Lines in Tube-Arc and Spark Spectra as an Evidence of a Displacing Action in These Sources
    Arthur S. King
    PNAS June 1, 1915 1 (6) 371-374; https://doi.org/10.1073/pnas.1.6.371
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    The Direction of Rotation of Sun-Spot Vortices
    George E. Hale
    PNAS June 1, 1915 1 (6) 382-384; https://doi.org/10.1073/pnas.1.6.382
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    Some Vortex Experiments Bearing on the Nature of Sun-Spots and Flocculi
    George E. Hale and George P. Luckey
    PNAS June 1, 1915 1 (6) 385-389; https://doi.org/10.1073/pnas.1.6.385

Genetics

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    Variation of Flower Size in Nicotiana
    T. H. Goodspeed and R. E. Clausen
    PNAS June 1, 1915 1 (6) 333-338; https://doi.org/10.1073/pnas.1.6.333
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    Parthenocarpy and Parthenogenesis in Nicotiana
    T. H. Goodspeed
    PNAS June 1, 1915 1 (6) 341-346; https://doi.org/10.1073/pnas.1.6.341
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    Sex Ratio in Pigeons, Together with Observations on the Laying, Incubation and Hatching of the Eggs
    Leon J. Cole and Wm. F. Kirkpatrick
    PNAS June 1, 1915 1 (6) 354-356; https://doi.org/10.1073/pnas.1.6.354
  • You have access
    A Method of Obtaining Complete Germination of Seeds in Oenothera and of Recording the Residue of Sterile Seed-Like Structures
    Bradley Moore Davis
    PNAS June 1, 1915 1 (6) 360-363; https://doi.org/10.1073/pnas.1.6.360

Physiology

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    Retention in the Circulation of Dextrose in Normal and Depancreatized Animals, and the Effect of an Intravenous Injection of an Emulsion of Pancreas Upon This Retention
    I. S. Kleiner and S. J. Meltzer
    PNAS June 1, 1915 1 (6) 338-341; https://doi.org/10.1073/pnas.1.6.338

Anthropology

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    Exogamy and the Classificatory System of Relationship
    Robert H. Lowie
    PNAS June 1, 1915 1 (6) 346-349; https://doi.org/10.1073/pnas.1.6.346

Mathematics

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    Solution of an Infinite System of Differential Equations of the Analytic Type
    F. R. Moulton
    PNAS June 1, 1915 1 (6) 350-354; https://doi.org/10.1073/pnas.1.6.350
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    On the Factorization of Various Types of Expressions
    Henry Blumberg
    PNAS June 1, 1915 1 (6) 374-381; https://doi.org/10.1073/pnas.1.6.374

Biochemistry

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    Vividiffusion Experiments on the Ammonia of the Circulating Blood
    Alice Rohde
    PNAS June 1, 1915 1 (6) 357; https://doi.org/10.1073/pnas.1.6.357

Geology

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    The Basil Silurian Formations of Eastern North America
    Charles Schuchert
    PNAS June 1, 1915 1 (6) 359-360; https://doi.org/10.1073/pnas.1.6.359

Chemistry

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    The Osmotic Pressure of the Ions and of the Undissociated Molecules of Salts in Aqueous Solution
    Stuart J. Bates
    PNAS June 1, 1915 1 (6) 363-368; https://doi.org/10.1073/pnas.1.6.363

Physics

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    The Extension of the Spectrum Beyond the Schumann Region
    Theodore Lyman
    PNAS June 1, 1915 1 (6) 368-371; https://doi.org/10.1073/pnas.1.6.368

Articles

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    Notices of Biographical Memoirs
    PNAS June 1, 1915 1 (6) 390; https://doi.org/10.1073/pnas.1.6.390
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