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Volume 34(10);  October 1948
The cover of the journal
Biochemistry
Evidence for an Interrelation in the Metabolism of Lysine, Arginine and Pyramidines in Neurospora
Mary B. Houlahan and Herschel K. Mitchell
Proc Natl Acad Sci U S A. 1948 October; 34(10): 465–470.
PMCID: PMC1079148
Genetics
The Cytogenic Effect of Sonic Energy Applied Simultaneously with X-Rays
Alan D. Conger
Proc Natl Acad Sci U S A. 1948 October; 34(10): 470–474.
PMCID: PMC1079149
Mathematics
Rayleigh-Ritz and A. Weinstein Methods for Approximation of Eigenvalues: I. Operations in a Hilbert Space
N. Aronszajn
Proc Natl Acad Sci U S A. 1948 October; 34(10): 474–480.
PMCID: PMC1079150
Exponential Transforms and Appell Polynomials
R. P. Boas, Jr.
Proc Natl Acad Sci U S A. 1948 October; 34(10): 481–483.
PMCID: PMC1079151
Notes on Integration: III
M. H. Stone
Proc Natl Acad Sci U S A. 1948 October; 34(10): 483–490.
PMCID: PMC1079152
Erratum
Twenty Exact Factorials Between 304! and 401!
Proc Natl Acad Sci U S A. 1948 October; 34(10): 490.
PMCID: PMC1079153
Corrects: Horace S. Uhler. Twenty Exact Factorials Between 304! and 401! Proc Natl Acad Sci U S A. 1948 August; 34(8): 407–412.
Journal Matter
Original table of contents page
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