Table of Contents

May 1881; Volume s3-21,Issue 125

Economic geology of ore deposits

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On the action of frost in the arrangement of superficial earthy material
Washington Caruthers Kerr

American Journal of Science May 1881, s3-21 (125) 345-358; DOI: https://doi.org/10.2475/ajs.s3-21.125.345

Quaternary geology

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Dall's observations on Arctic ice, and the bearing of the facts on glacial phenomena in Minnesota
Newton Horace Winchell

American Journal of Science May 1881, s3-21 (125) 358-360; DOI: https://doi.org/10.2475/ajs.s3-21.125.358

Environmental geology

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On the projection of lines of equal pressure in the United States, west of Mississippi River
H. A. Hazen

American Journal of Science May 1881, s3-21 (125) 361-372; DOI: https://doi.org/10.2475/ajs.s3-21.125.361

General geochemistry

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Neumann's method of calibrating thermometers with ways of getting columns for calibration
T. Russell

American Journal of Science May 1881, s3-21 (125) 373-379; DOI: https://doi.org/10.2475/ajs.s3-21.125.373

General mineralogy

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William Hallowes Miller
J. P. Cooke

American Journal of Science May 1881, s3-21 (125) 379-384; DOI: https://doi.org/10.2475/ajs.s3-21.125.379

Hydrochemistry

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Preliminary note on the existence of ice and other bodies in the solid state at high temperatures far above their ordinary melting points
T. Carnelley

American Journal of Science May 1881, s3-21 (125) 385-390; DOI: https://doi.org/10.2475/ajs.s3-21.125.385

Stratigraphy

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Note on the geology of the Peace River region
George Mercer Dawson

American Journal of Science May 1881, s3-21 (125) 391-394; DOI: https://doi.org/10.2475/ajs.s3-21.125.391

Applied geophysics

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On the shadows obtained during the glow discharge
H. B. Fine and W. F. Magie

American Journal of Science May 1881, s3-21 (125) 394-395; DOI: https://doi.org/10.2475/ajs.s3-21.125.394
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Note on the new form of galvanometer for powerful currents
C. F. Brackett

American Journal of Science May 1881, s3-21 (125) 395-396; DOI: https://doi.org/10.2475/ajs.s3-21.125.395

Vertebrate paleontology

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Principal characters of American Jurassic dinosaurs, Part V
Othniel Charles Marsh

American Journal of Science May 1881, s3-21 (125) 417-423; DOI: https://doi.org/10.2475/ajs.s3-21.125.417