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Volume 14(1);  January 1928
The cover of the journal
Astronomy
On Methods and Applications in Spectrophotometry
Cecilia H. Payne and Frank S. Hogg
Proc Natl Acad Sci U S A. 1928 January; 14(1): 88–93.
PMCID: PMC1085354
Biology
The Growth of Seedlings of the Canteloup, Cucumis Melo, in the Absence of Exogenous Food and Light
Raymond Pearl, Agnes Allen Winsor, and John Rice Miner
Proc Natl Acad Sci U S A. 1928 January; 14(1): 1–4.
PMCID: PMC1085335
Botany
The Chromosomes of Pellia Neesiana
A. M. Showalter
Proc Natl Acad Sci U S A. 1928 January; 14(1): 63–66.
PMCID: PMC1085348
Chemistry
The Density, Compressibility and Atomic Weight of Neon
Gregory Paul Baxter and Howard Warner Starkweather
Proc Natl Acad Sci U S A. 1928 January; 14(1): 50–57.
PMCID: PMC1085346
The Density, Compressibility and Atomic Weight of Argon
Gregory Paul Baxter and Howard Warner Starkweather
Proc Natl Acad Sci U S A. 1928 January; 14(1): 57–63.
PMCID: PMC1085347
Genetics
The Production of Variation in Nicotiana Species by X-Ray Treatment of Sex Cells
T. H. Goodspeed and A. R. Olson
Proc Natl Acad Sci U S A. 1928 January; 14(1): 66–69.
PMCID: PMC1085349
Genetic Effects of X-Rays in Maize
L. J. Stadler
Proc Natl Acad Sci U S A. 1928 January; 14(1): 69–75.
PMCID: PMC1085350
General Theory of Polygenic or Non-Monogenic Functions: The Derivative Congruence of Circles
Edward Kasner
Proc Natl Acad Sci U S A. 1928 January; 14(1): 75–82.
PMCID: PMC1085351
Geology
Some Factors in Rock Metamorphism
David White
Proc Natl Acad Sci U S A. 1928 January; 14(1): 5–7.
PMCID: PMC1085336
Late Tertiary Thrust Faults in the Mojave Desert, California
D. F. Hewett
Proc Natl Acad Sci U S A. 1928 January; 14(1): 7–12.
PMCID: PMC1085337
Mathematics
Number of Systems of Imprimitivity of Transitive Substitution Groups
G. A. Miller
Proc Natl Acad Sci U S A. 1928 January; 14(1): 82–84.
PMCID: PMC1085352
Concerning Triods in the Plane and the Junction Points of Plane Continua
R. L. Moore
Proc Natl Acad Sci U S A. 1928 January; 14(1): 85–88.
PMCID: PMC1085353
Physics
The Quantum Levels and Resulting Constants of the Hydrogen Molecule
Raymond T. Birge
Proc Natl Acad Sci U S A. 1928 January; 14(1): 12–19.
PMCID: PMC1085338
The Scattering of X-Rays from Gases
Charles S. Barrett
Proc Natl Acad Sci U S A. 1928 January; 14(1): 20–23.
PMCID: PMC1085339
The Distribution of Energy in Molecules
Louis S. Kassel
Proc Natl Acad Sci U S A. 1928 January; 14(1): 23–30.
PMCID: PMC1085340
The Life of Atomic States and the Intensity of Spectral Lines
I. S. Bowen
Proc Natl Acad Sci U S A. 1928 January; 14(1): 30–32.
PMCID: PMC1085341
THE SPECTRA OF SINGLY AND DOUBLY IONIZED GERMANIUM (GE II AND III)
R. J. Lang
Proc Natl Acad Sci U S A. 1928 January; 14(1): 32–36.
PMCID: PMC1085342
The Structure and Dimensions of the Ethane Molecule
Jared Kirtland Morse
Proc Natl Acad Sci U S A. 1928 January; 14(1): 37–40.
PMCID: PMC1085343
The Lattice Structure of Ethane
Jared Kirtland Morse
Proc Natl Acad Sci U S A. 1928 January; 14(1): 40–45.
PMCID: PMC1085344
Relations of Field-Currents to Thermionic-Currents
R. A. Millikan and C. C. Lauritsen
Proc Natl Acad Sci U S A. 1928 January; 14(1): 45–49.
PMCID: PMC1085345
The Photochemical Union of Hydrogen and Chlorine
Louis Harris
Proc Natl Acad Sci U S A. 1928 January; 14(1): 110–112.
PMCID: PMC1085357
Physiology
The Effect of Posture upon the Composition and Volume of the Blood in Man
Willard Owen Thompson, Pehbe K. Thompson, and Mary Elizabeth Dailey
Proc Natl Acad Sci U S A. 1928 January; 14(1): 94–98.
PMCID: PMC1085355
Statistics
Sterility in American Marriages
Alfred J. Lotka
Proc Natl Acad Sci U S A. 1928 January; 14(1): 99–109.
PMCID: PMC1085356
Journal Matter
Original table of contents page
Administrative content — journal masthead, notices, indexes, etc.
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