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Volume 15(11);  November 15, 1929
Astronomy
A SPECTROPHOTOMETRIC STUDY OF CLASS A STARS
Emma T. R. Williams
Proc Natl Acad Sci U S A. 1929 November 15; 15(11): 832–834.
PMCID: PMC522566
Chemistry
PRODUCTION OF HYDROXYL BY WATER VAPOR DISCHARGE
G. I. Lavin and Francis B. Stewart
Proc Natl Acad Sci U S A. 1929 November 15; 15(11): 829–832.
PMCID: PMC522565
Genetics
GENETIC FACTORS STIMULATING MUTABILITY OF THE MINIATURE-GAMMA WING CHARACTER OF DROSOPHILA VIRILIS
M. Demerec
Proc Natl Acad Sci U S A. 1929 November 15; 15(11): 834–838.
PMCID: PMC522567
THE OCCURRENCE OF A HERITABLE TWISTED NOSE IN THE HOUSE MOUSE, MUS MUSCULUS
Clyde E. Keeler
Proc Natl Acad Sci U S A. 1929 November 15; 15(11): 838–839.
PMCID: PMC522568
ON THE AMOUNT OF EXTERNAL MIRROR IMAGERY IN DOUBLE MONSTERS AND IDENTICAL TWINS
Clyde E. Keeler
Proc Natl Acad Sci U S A. 1929 November 15; 15(11): 839–842.
PMCID: PMC522569
MEIOSIS IN A TRIPLOID FRAGARIA
S. H. Yarnell
Proc Natl Acad Sci U S A. 1929 November 15; 15(11): 843–844.
PMCID: PMC522570
CHROMOSOME BEHAVIOR IN SORBOPYRUS AND SORBARONIA
Karl Sax
Proc Natl Acad Sci U S A. 1929 November 15; 15(11): 844–845.
PMCID: PMC522571
CHEMICAL ASPECTS OF DISEASE RESISTANCE IN THE ONION
J. C. Walker, Karl Paul Link, and H. R. Angell
Proc Natl Acad Sci U S A. 1929 November 15; 15(11): 845–850.
PMCID: PMC522572
Mathematics
ON THE EXISTENCE OF INTEGRALS OF THE SYSTEM OF PARTIAL DIFFERENTIAL EQUATIONS Aαβii = 0 IN n VARIABLES
Tracy Yerkes Thomas
Proc Natl Acad Sci U S A. 1929 November 15; 15(11): 850–855.
PMCID: PMC522573
CLOSED EXTREMALS
Marston Morse
Proc Natl Acad Sci U S A. 1929 November 15; 15(11): 856–859.
PMCID: PMC522574
NON-ABELIAN GROUPS OF ODD PRIME POWER ORDER WHICH ADMIT A MAXIMAL NUMBER OF INVERSE CORRESPONDENCIES IN AN AUTOMORPHISM
G. A. Miller
Proc Natl Acad Sci U S A. 1929 November 15; 15(11): 859–862.
PMCID: PMC522575
Physics
ON THE POLARIZATION OF X-RADIATION
William Duane
Proc Natl Acad Sci U S A. 1929 November 15; 15(11): 805–815.
PMCID: PMC522562
ON MOSAIC CRYSTALS
F. Zwicky
Proc Natl Acad Sci U S A. 1929 November 15; 15(11): 816–822.
PMCID: PMC522563
ON THE FOUNDATIONS OF RELATIVISTIC COSMOLOGY
H. P. Robertson
Proc Natl Acad Sci U S A. 1929 November 15; 15(11): 822–829.
PMCID: PMC522564
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