Table of Contents

February 1879; Volume s3-17,Issue 98

General geochemistry

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Discussion of the working hypothesis that the so-called elements are compound bodies
J. Norman Lockyer

American Journal of Science February 1879, s3-17 (98) 93-116; DOI: https://doi.org/10.2475/ajs.s3-17.98.93

General geophysics

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On the velocity of very loud sounds
W. W. Jacques

American Journal of Science February 1879, s3-17 (98) 116-119; DOI: https://doi.org/10.2475/ajs.s3-17.98.116

Hydrogeology

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Has Lake Winnipeg discharged through the Minnesota within the last two hundred years?
James Edward Todd

American Journal of Science February 1879, s3-17 (98) 120; DOI: https://doi.org/10.2475/ajs.s3-17.98.120

Extraterrestrial geology

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On the results of the spectroscopic observation of the solar eclipse of July 29th, 1878
G. F. Barker

American Journal of Science February 1879, s3-17 (98) 121-125; DOI: https://doi.org/10.2475/ajs.s3-17.98.121

Seismology

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On the mode of measuring the velocity of sound in wood
M. C. Ihlseng

American Journal of Science February 1879, s3-17 (98) 125-132; DOI: https://doi.org/10.2475/ajs.s3-17.98.125
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Notices on recent American earthquakes
C. G. Rockwood

American Journal of Science February 1879, s3-17 (98) 158-162; DOI: https://doi.org/10.2475/ajs.s3-17.98.158

Sedimentary petrology

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The relation of secular rock disintegration to loess, glacial drift, and rock basins
Raphael Pumpelly

American Journal of Science February 1879, s3-17 (98) 133-144; DOI: https://doi.org/10.2475/ajs.s3-17.98.133

Applied geophysics

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A method of determining the dip
N. D. C. Hodges

American Journal of Science February 1879, s3-17 (98) 145-147; DOI: https://doi.org/10.2475/ajs.s3-17.98.145

Igneous and metamorphic petrology

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On a group of dissimilar eruptive rocks in Campton, New Hampshire
George Wesson Hawes

American Journal of Science February 1879, s3-17 (98) 147-151; DOI: https://doi.org/10.2475/ajs.s3-17.98.147

Stratigraphy

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Notes on the Mesozoic strata of Virginia
W. M. Fontaine

American Journal of Science February 1879, s3-17 (98) 151-157; DOI: https://doi.org/10.2475/ajs.s3-17.98.151