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Volume 18(2);  February 1932
The cover of the journal
Chemistry
Allotropy of Liquid Benzene
Alan W. C. Menzies and D. A. Lacoss
Proc Natl Acad Sci U S A. 1932 February; 18(2): 144–147.
PMCID: PMC1076177
The Fading of Lakes and Dyed Fibres
Wilder D. Bancroft and John W. Ackerman
Proc Natl Acad Sci U S A. 1932 February; 18(2): 147–150.
PMCID: PMC1076178
Genetics
Cytology of the Ferox-Quercifolia-Stramonium Triangle in Datura
A. Dorothy Bergner and A. F. Blakeslee
Proc Natl Acad Sci U S A. 1932 February; 18(2): 151–159.
PMCID: PMC1076179
A Possible Influence of the Spindle Fibre on Crossing-Over in Drosophila
G. W. Beadle
Proc Natl Acad Sci U S A. 1932 February; 18(2): 160–165.
PMCID: PMC1076180
Mathematics
An Expansion of Meromorphic Functions
J. L. Walsh
Proc Natl Acad Sci U S A. 1932 February; 18(2): 165–171.
PMCID: PMC1076181
Contribution to the Mathematical Theory of Capture: I. Conditions for Capture
A. J. Lotka
Proc Natl Acad Sci U S A. 1932 February; 18(2): 172–178.
PMCID: PMC1076182
A New Set of Independent Postulates for the Algebra of Logic with Special Reference to Whitehead and Russell's Principia Mathematica
Edward V. Huntington
Proc Natl Acad Sci U S A. 1932 February; 18(2): 179–180.
PMCID: PMC1076183
Preliminary Note on the Inversion of the Laplace Integral
D. V. Widder
Proc Natl Acad Sci U S A. 1932 February; 18(2): 181–184.
PMCID: PMC1076184
On the Unitary Invariants of a Square Matrix
Francis D. Murnaghan
Proc Natl Acad Sci U S A. 1932 February; 18(2): 185–189.
PMCID: PMC1076185
Conformal Tensors. (Second Note.)
Tracy Yerkes Thomas
Proc Natl Acad Sci U S A. 1932 February; 18(2): 189–193.
PMCID: PMC1076186
Intransitive Groups of Motions
Luther Pfahler Eisenhart
Proc Natl Acad Sci U S A. 1932 February; 18(2): 193–202.
PMCID: PMC1076187
On Certain Properties of Separable Spaces
Solomon Lefschetz
Proc Natl Acad Sci U S A. 1932 February; 18(2): 202–203.
PMCID: PMC1076188
Complete Transitivity and the Ergodic Principle
Eberhard Hopf
Proc Natl Acad Sci U S A. 1932 February; 18(2): 204–209.
PMCID: PMC1076189
Physiology and Pathology
The Incubating Python: A Temperature Study
Francis G. Benedict, Edward L. Fox, and V. Coropatchinsky
Proc Natl Acad Sci U S A. 1932 February; 18(2): 209–212.
PMCID: PMC1076190
Psychology and Anthropology
The Developmental Morphology of Infant Behavior Pattern
Arnold Gesell
Proc Natl Acad Sci U S A. 1932 February; 18(2): 139–143.
PMCID: PMC1076176
Journal Matter
Administrative content — journal masthead, notices, indexes, etc.
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