Table of Contents

January 1874; Volume s3-7,Issue 37

Quaternary geology

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Indian mounds and skulls in Michigan; results of explorations of Mr. Henry Gillman
Jeffries Wyman

American Journal of Science January 1874, s3-7 (37) 1-8; DOI: https://doi.org/10.2475/ajs.s3-7.37.1

Soils

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Silt analyses of Mississippi soils and subsoils
Eugene W. Hilgard

American Journal of Science January 1874, s3-7 (37) 9-16; DOI: https://doi.org/10.2475/ajs.s3-7.37.9
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On the influence of strength of acid and time of digestion in the extraction of soils
R. H. Loughridge

American Journal of Science January 1874, s3-7 (37) 20-22; DOI: https://doi.org/10.2475/ajs.s3-7.37.20

Sedimentary petrology

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On the distribution of soil ingredients among the sediments obtained in silt analysis
R. H. Loughridge

American Journal of Science January 1874, s3-7 (37) 17-19; DOI: https://doi.org/10.2475/ajs.s3-7.37.17

Miscellaneous

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On a new form of cathetometer
William Grunow

American Journal of Science January 1874, s3-7 (37) 23-24; DOI: https://doi.org/10.2475/ajs.s3-7.37.23

Stratigraphy

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Notes on the geology of western Texas near the thirty-second parallel
Walter Proctor Jenney

American Journal of Science January 1874, s3-7 (37) 25-29; DOI: https://doi.org/10.2475/ajs.s3-7.37.25

Economic geology of energy sources

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On the formation of the lignite beds of the Rocky Mountain region
Leo Lesquereux

American Journal of Science January 1874, s3-7 (37) 29-31; DOI: https://doi.org/10.2475/ajs.s3-7.37.29

Paleobotany

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On the remains of land plants in the Lower Silurian
Leo Lesquereux

American Journal of Science January 1874, s3-7 (37) 31-34; DOI: https://doi.org/10.2475/ajs.s3-7.37.31
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Note on fossil woods from British Columbia, collected by Mr. Richardson
J. W. Dawson

American Journal of Science January 1874, s3-7 (37) 47-50; DOI: https://doi.org/10.2475/ajs.s3-7.37.47

General geochemistry

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On a combination of silver chloride with mercuric iodide
M. Carey Lea

American Journal of Science January 1874, s3-7 (37) 34-37; DOI: https://doi.org/10.2475/ajs.s3-7.37.34

Oceanography

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Results of recent dredging expeditions on the coast of New England
A. E. Verrill

American Journal of Science January 1874, s3-7 (37) 38-46; DOI: https://doi.org/10.2475/ajs.s3-7.37.38

Vertebrate paleontology

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On the structure and affinities of the Brontotheridae
Othniel Charles Marsh

American Journal of Science January 1874, s3-7 (37) 81-86; DOI: https://doi.org/10.2475/ajs.s3-7.37.81