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Table of Contents

September 01, 1918; vol. 4 no. 9

Geology

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Metaliferous Laterite in New Caledonia
W. M. Davis

PNAS September 1, 1918 4 (9) 275-280; https://doi.org/10.1073/pnas.4.9.275
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The Importance of Nivation as an Erosive Factor, and of Soil Flow as a Transporting Agency, in Northern Greenland
W. Elmer Ekblaw

PNAS September 1, 1918 4 (9) 288-293; https://doi.org/10.1073/pnas.4.9.288

Anatomy

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A Comparison of Growth Changes in the Nervous System of the Rat with Corresponding Changes in the Nervous System of Man
Henry H. Donaldson

PNAS September 1, 1918 4 (9) 280-283; https://doi.org/10.1073/pnas.4.9.280

ZoÃ¶logy

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Variation and Heredity During the Vegetative Reproduction of Arcella dentata
R. W. Hegner

PNAS September 1, 1918 4 (9) 283-288; https://doi.org/10.1073/pnas.4.9.283

Mathematics

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On the α-Holomorphisms of a Group
G. A. Miller

PNAS September 1, 1918 4 (9) 293-294; https://doi.org/10.1073/pnas.4.9.293

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