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Volume 37(3);  March 1951
The cover of the journal
Astronomy
Magellanic Clouds: I. Transparency
Harlow Shapley
Proc Natl Acad Sci U S A. 1951 March; 37(3): 133–138.
PMCID: PMC1063320
Magellanic Clouds: II. Supergiant Red Variable Stars in the Small Cloud
Harlow Shapley and Virginia McKibben Nail
Proc Natl Acad Sci U S A. 1951 March; 37(3): 138–145.
PMCID: PMC1063321
Genetics
Periodic Selection in Escherichia Coli
K. C. Atwood, Lillian K. Schneider, and Francis J. Ryan
Proc Natl Acad Sci U S A. 1951 March; 37(3): 146–155.
PMCID: PMC1063322
Morphological Differences Between Two Sibling Species, Drosophila Pseudoobscura and Drosophila Persimilis
M. T. M. Rizki
Proc Natl Acad Sci U S A. 1951 March; 37(3): 156–159.
PMCID: PMC1063323
Mathematics
A Condition For a Real Lattice to Define a Zeta Function
N. C. Ankeny and C. A. Rogers
Proc Natl Acad Sci U S A. 1951 March; 37(3): 159–163.
PMCID: PMC1063324
The Jacobson Radical of a Semiring
Samuel Bourne
Proc Natl Acad Sci U S A. 1951 March; 37(3): 163–170.
PMCID: PMC1063325
Representations of Semisimple Lie Groups on a Banach Space
Harish-Chandra
Proc Natl Acad Sci U S A. 1951 March; 37(3): 170–173.
PMCID: PMC1063326
A Non-Reflexive Banach Space Isometric With Its Second Conjugate Space
Robert C. James
Proc Natl Acad Sci U S A. 1951 March; 37(3): 174–177.
PMCID: PMC1063327
Probabilistic Theories of Relations
Karl Menger
Proc Natl Acad Sci U S A. 1951 March; 37(3): 178–180.
PMCID: PMC1063328
Harmonic Forms and Heat Conduction: I: Closed Riemannian Manifolds
A. N. Milgram and P. C. Rosenbloom
Proc Natl Acad Sci U S A. 1951 March; 37(3): 180–184.
PMCID: PMC1063329
N.A.S. Conference
National Academy of Sciences Conference on Complement
Michael Heidelberger
Proc Natl Acad Sci U S A. 1951 March; 37(3): 185–189.
PMCID: PMC1063330
Journal Matter
Original table of contents page
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