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Table of Contents

November 01, 1925; vol. 11 no. 11

Paleontology

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The Age and Affinities of the Tertiary Flora of Western Canada
Edward W. Berry

PNAS November 1, 1925 11 (11) 671-673; https://doi.org/10.1073/pnas.11.11.671

Physics

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The Metastable 2p₃-State of Mercury Atoms
S. Loria

PNAS November 1, 1925 11 (11) 673-679; https://doi.org/10.1073/pnas.11.11.673
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Some Experiments on Collisions of the Second Kind
H. D. Smyth

PNAS November 1, 1925 11 (11) 679-682; https://doi.org/10.1073/pnas.11.11.679

Engineering

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General Criterion for the Circular Locus of the Current Vector in A. C. Circuits and Machinery
Vladimir Karapetoff

PNAS November 1, 1925 11 (11) 683-687; https://doi.org/10.1073/pnas.11.11.683

Mathematics

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Postulates for Reversible Order on a Closed Line (Separation of Point-Pairs)
Edward V. Huntington

PNAS November 1, 1925 11 (11) 687-689; https://doi.org/10.1073/pnas.11.11.687

Psychology

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The Hypothesis of Inhibition by Drainage
Raymond Dodge

PNAS November 1, 1925 11 (11) 689-691; https://doi.org/10.1073/pnas.11.11.689

Astronomy

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A Test of Electromagnetic Theory of the Hydrogen Vortices Surrounding Sun-Spots
George E. Hale

PNAS November 1, 1925 11 (11) 691-696; https://doi.org/10.1073/pnas.11.11.691

Biology

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Recent Evolution in Milk Secretion of Guernsey Cattle
John W. Gowen

PNAS November 1, 1925 11 (11) 696-701; https://doi.org/10.1073/pnas.11.11.696

Genetics

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Elimination of Chromosomes Due to a Mutant (Minute-N) in Drosophila Melanogaster
Calvin B. Bridges

PNAS November 1, 1925 11 (11) 701-706; https://doi.org/10.1073/pnas.11.11.701
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Haploidy in Drosophila Melanogaster
Calvin B. Bridges

PNAS November 1, 1925 11 (11) 706-710; https://doi.org/10.1073/pnas.11.11.706

Physiology

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Plant Growth
Henry D. Hooker

PNAS November 1, 1925 11 (11) 710-713; https://doi.org/10.1073/pnas.11.11.710

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