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Volume 21(7);  July 1935
The cover of the journal
Anthropology and Psychology
The Tempo of Growth of Fraternities
Franz Boas
Proc Natl Acad Sci U S A. 1935 July; 21(7): 413–418.
PMCID: PMC1076617
Astronomy
Analysis of 18,000 Proper Motions Derived at the Leander McCormick Observatory
P. van de Kamp and A. N. Vyssotsky
Proc Natl Acad Sci U S A. 1935 July; 21(7): 419–428.
PMCID: PMC1076618
Botany
Microincineration Studies: I. Localization of Inorganic Elements in Plant Cell Walls
Fred M. Uber and T. H. Goodspeed
Proc Natl Acad Sci U S A. 1935 July; 21(7): 428–433.
PMCID: PMC1076619
Chemistry
Relation of Food to Regularity of Nutritional Response
H. C. Sherman and H. L. Campbell
Proc Natl Acad Sci U S A. 1935 July; 21(7): 434–436.
PMCID: PMC1076620
Engineering
Quadratic Wave Equation—Flood Waves in a Channel with Quadratic Friction
M. A. Biot
Proc Natl Acad Sci U S A. 1935 July; 21(7): 436–443.
PMCID: PMC1076621
Genetics
Maternal Effect as a Cause of the Difference between the Reciprocal Crosses in Drosophila Pseudoöbscura
Th. Dobzhansky
Proc Natl Acad Sci U S A. 1935 July; 21(7): 443–446.
PMCID: PMC1076622
The Determination of Sex in Habrobracon
George D. Snell
Proc Natl Acad Sci U S A. 1935 July; 21(7): 446–453.
PMCID: PMC1076623
The Inheritance and Linkage Relations of Kinky Coat, a New Mutation in the Norway Rat
Alan L. Mitchell
Proc Natl Acad Sci U S A. 1935 July; 21(7): 453–456.
PMCID: PMC1076624
Geology and Paleontology
Titanothere Remains the Sespe of California
Chester Stock
Proc Natl Acad Sci U S A. 1935 July; 21(7): 456–462.
PMCID: PMC1076625
Mathematics
Differentiable Manifolds in Euclidean Space
Hassler Whitney
Proc Natl Acad Sci U S A. 1935 July; 21(7): 462–464.
PMCID: PMC1076626
Sphere-Spaces
Hassler Whitney
Proc Natl Acad Sci U S A. 1935 July; 21(7): 464–468.
PMCID: PMC1076627
Groups Which Are the Products of Two Permutable Proper Sub-Groups
G. A. Miller
Proc Natl Acad Sci U S A. 1935 July; 21(7): 469–472.
PMCID: PMC1076628
Abstract Absolute Values Which Give New Irreducibility Criteria
Saunders Mac Lane
Proc Natl Acad Sci U S A. 1935 July; 21(7): 472–474.
PMCID: PMC1076629
On a Metric Property of Fuchsian Groups
W. Seidel
Proc Natl Acad Sci U S A. 1935 July; 21(7): 475–478.
PMCID: PMC1076630
Largest Groups Determined by the Squares of Their Operators
G. A. Miller
Proc Natl Acad Sci U S A. 1935 July; 21(7): 479–481.
PMCID: PMC1076631
On Universal Homology Groups
Norman E. Steenrod
Proc Natl Acad Sci U S A. 1935 July; 21(7): 482–484.
PMCID: PMC1076632
Physics
A Conformal Wave Equation
Oswald Veblen
Proc Natl Acad Sci U S A. 1935 July; 21(7): 484–487.
PMCID: PMC1076633
Physiology and Biochemistry
The Kinetics of Penetration: X. Guanidine
A. G. Jacques
Proc Natl Acad Sci U S A. 1935 July; 21(7): 488–492.
PMCID: PMC1076634
The Correlation between Excess Calories and Excess Urinary Nitrogen in the Specific Dynamic Action of Protein in Animals
Henry Borsook
Proc Natl Acad Sci U S A. 1935 July; 21(7): 492–498.
PMCID: PMC1076635
Relation of the Regulatory Mechanism of Respiration to Clinical Dyspnea
Dickinson W. Richards, Jr., André Cournand, and Israel Rappaport
Proc Natl Acad Sci U S A. 1935 July; 21(7): 498–501.
PMCID: PMC1076636
Zoölogy and Anatomy
On Two Remarkable Ciliate Protozoa from the Caecum of the Indian Elephant
Charles A. Kofoid
Proc Natl Acad Sci U S A. 1935 July; 21(7): 501–506.
PMCID: PMC1076637
Journal Matter
Administrative content — journal masthead, notices, indexes, etc.
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