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Volume 11(10);  October 1925
The cover of the journal
Biology
The Life History of a Micro-Parasite Isolated from Carcinomatous Growths
E. W. Stearn, B. F. Sturdivant, and A. E. Stearn
Proc Natl Acad Sci U S A. 1925 October; 11(10): 662–669.
PMCID: PMC1086184
Chemistry
The Structure of the Hydrogen Molecule Ion
H. C. Urey
Proc Natl Acad Sci U S A. 1925 October; 11(10): 618–621.
PMCID: PMC1086173
The Mechanism of Carbohydrate Utilization
Albert L. Raymond
Proc Natl Acad Sci U S A. 1925 October; 11(10): 622–624.
PMCID: PMC1086174
The Separation of Chlorine into Isotopes (Isotopic Elements) and the Whole Number Rule for Atomic Weights
William D. Harkins
Proc Natl Acad Sci U S A. 1925 October; 11(10): 624–628.
PMCID: PMC1086175
The Radioactivity of Potassium, Rubidium and Other Elements
William D. Harkins and W. G. Guy
Proc Natl Acad Sci U S A. 1925 October; 11(10): 628–630.
PMCID: PMC1086176
The Oriented Wedge Theory of Emulsions
William D. Harkins and Norvil Beeman
Proc Natl Acad Sci U S A. 1925 October; 11(10): 631–637.
PMCID: PMC1086177
Polymolecular and Monomolecular Films
William D. Harkins and J. W. Morgan
Proc Natl Acad Sci U S A. 1925 October; 11(10): 637–643.
PMCID: PMC1086178
The Isotopic Composition of the Element Chlorine in the Meteorites: The Atomic Weight of Meteoric and Terrestrial Chlorine
William D. Harkins and S. B. Stone
Proc Natl Acad Sci U S A. 1925 October; 11(10): 643–645.
PMCID: PMC1086179
The Effect of X-Rays on the Platinum Catalyst in the Contact Sulfuric Acid Reaction
George L. Clark, P. C. McGrath, and M. C. Johnson
Proc Natl Acad Sci U S A. 1925 October; 11(10): 646–651.
PMCID: PMC1086180
Genetics
The Japanese Waltzing Mouse, Its Origin and Genetics
Wm. H. Gates
Proc Natl Acad Sci U S A. 1925 October; 11(10): 651–653.
PMCID: PMC1086181
Mathematics
Announcement of a Projective Theory of Affinely Connected Manifolds
Tracy Yerkes Thomas
Proc Natl Acad Sci U S A. 1925 October; 11(10): 588–589.
PMCID: PMC1086163
Transformations of Einstein Spaces
H. P. Robertson
Proc Natl Acad Sci U S A. 1925 October; 11(10): 590–592.
PMCID: PMC1086164
On the Equi-projective Geometry of Paths
Tracy Yerkes Thomas
Proc Natl Acad Sci U S A. 1925 October; 11(10): 592–594.
PMCID: PMC1086165
Physics
On Fluorescence Radiation of Nitrogen
Otto Oldenberg
Proc Natl Acad Sci U S A. 1925 October; 11(10): 595–597.
PMCID: PMC1086166
X-Ray Spectra from a Ruled Reflection Grating
A. H. Compton and R. L. Doan
Proc Natl Acad Sci U S A. 1925 October; 11(10): 598–601.
PMCID: PMC1086167
An Attempt to Test the Quantum Theory of X-Ray Scattering
Ralph D. Bennett
Proc Natl Acad Sci U S A. 1925 October; 11(10): 601–602.
PMCID: PMC1086168
The Viscosity of Liquids under Pressure
P. W. Bridgman
Proc Natl Acad Sci U S A. 1925 October; 11(10): 603–606.
PMCID: PMC1086169
The Aging Effect in the Mobility of Positive Ions
H. B. Wahlin
Proc Natl Acad Sci U S A. 1925 October; 11(10): 606–608.
PMCID: PMC1086170
Thermal Conductivity and Thermo-Electromotive Force of Single Metal Crystals
P. W. Bridgman
Proc Natl Acad Sci U S A. 1925 October; 11(10): 608–612.
PMCID: PMC1086171
On the Quantum Theory of the Polarization of Resonance Radiation in Magnetic Fields
J. H. Van Vleck
Proc Natl Acad Sci U S A. 1925 October; 11(10): 612–618.
PMCID: PMC1086172
Physiology
The Fixity of Basal Metabolism
Francis G. Benedict and Elizabeth E. Crofts
Proc Natl Acad Sci U S A. 1925 October; 11(10): 585–588.
PMCID: PMC1086162
Statistics
A Statistical Approach to the Epidemiology of Cholera in Madras Presidency
A. J. H. Russell
Proc Natl Acad Sci U S A. 1925 October; 11(10): 653–657.
PMCID: PMC1086182
The Distribution of Correlation Ratios Calculated from Random Data
Harold Hotelling
Proc Natl Acad Sci U S A. 1925 October; 11(10): 657–662.
PMCID: PMC1086183
Journal Matter
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