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Volume 22(5);  May 1936
The cover of the journal
Astronomy
A Second Law of the Motions of Eruptive Prominences
Edison Pettit
Proc Natl Acad Sci U S A. 1936 May; 22(5): 249–253.
PMCID: PMC1076754
Botany
The Effect of Auxin on the Abscission of Petioles
Carl D. La Rue
Proc Natl Acad Sci U S A. 1936 May; 22(5): 254–259.
PMCID: PMC1076755
Geology and Paleontology
Perissodactyla of the Sespe Eocene, California
Chester Stock
Proc Natl Acad Sci U S A. 1936 May; 22(5): 260–265.
PMCID: PMC1076756
Mathematics
Groups in Which the Squares of the Operators Generate a Cyclic Group
G. A. Miller
Proc Natl Acad Sci U S A. 1936 May; 22(5): 288–291.
PMCID: PMC1076762
Mathematical Postulates for the Logical Operations of Assertion, Conjunction, Negation and Equality
Edward V. Huntington
Proc Natl Acad Sci U S A. 1936 May; 22(5): 291–296.
PMCID: PMC1076763
Isometries of 2-Dimensional Riemannian Manifolds into Themselves
Sumner Byron Myers
Proc Natl Acad Sci U S A. 1936 May; 22(5): 297–300.
PMCID: PMC1076764
On the Connectivity Ring of a Bicompact Space
J. W. Alexander
Proc Natl Acad Sci U S A. 1936 May; 22(5): 300–303.
PMCID: PMC1076765
Conformal Geometry of Horn Angles
Edward Kasner and George Comenetz
Proc Natl Acad Sci U S A. 1936 May; 22(5): 303–309.
PMCID: PMC1076766
On Normal Coördinates
T. Y. Thomas
Proc Natl Acad Sci U S A. 1936 May; 22(5): 309–312.
PMCID: PMC1076767
Functional Topology and Abstract Variational Theory
Marston Morse
Proc Natl Acad Sci U S A. 1936 May; 22(5): 313–319.
PMCID: PMC1076768
A Theory of Classes Presupposing no Canons of Type
W. V. Quine
Proc Natl Acad Sci U S A. 1936 May; 22(5): 320–326.
PMCID: PMC1076769
Physics and Engineering
Extraterrestrial Effects of Cosmic Rays
F. Zwicky
Proc Natl Acad Sci U S A. 1936 May; 22(5): 266–270.
PMCID: PMC1076757
Physiology and Biochemistry
The Effect of Temperature on the Respiration of the Earthworm
C. M. Pomerat and M. X. Zarrow
Proc Natl Acad Sci U S A. 1936 May; 22(5): 270–272.
PMCID: PMC1076758
The Change in the Response of Avena-Coleoptiles to Growth Regulations Produced by Aging
H. G. du Buy
Proc Natl Acad Sci U S A. 1936 May; 22(5): 272–275.
PMCID: PMC1076759
Zoölogy and Anatomy
The Sexual and Reproductive Cycles of Chimpanzee
Robert M. Yerkes and James H. Elder
Proc Natl Acad Sci U S A. 1936 May; 22(5): 276–283.
PMCID: PMC1076760
The Nearctic Dirhinini and Epitranini
B. D. Burks
Proc Natl Acad Sci U S A. 1936 May; 22(5): 283–287.
PMCID: PMC1076761
Journal Matter
Administrative content — journal masthead, notices, indexes, etc.
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