Table of Contents

August 1876; Volume s3-12,Issue 68

Areal geology

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The Colorado Plateau province as a field for geological study
G. K. Gilbert

American Journal of Science August 1876, s3-12 (68) 85-103; DOI: https://doi.org/10.2475/ajs.s3-12.68.85

Vertebrate paleontology

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Note on the development and homologies of the anterior brain-mass with sharks and skates
B. G. Wilder

American Journal of Science August 1876, s3-12 (68) 103-105; DOI: https://doi.org/10.2475/ajs.s3-12.68.103

Applied geophysics

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New form of compensating pendulum
J. L. Smith

American Journal of Science August 1876, s3-12 (68) 106-107; DOI: https://doi.org/10.2475/ajs.s3-12.68.106

Petrology of meteorites and tektites

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Aragonite on the surface of a meteoric iron, and a new mineral (daubreelite) in the concretions of the interior of the same
J. L. Smith

American Journal of Science August 1876, s3-12 (68) 107; DOI: https://doi.org/10.2475/ajs.s3-12.68.107

General geophysics

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On some of the changes in the physical properties of steel, produced by tempering
A. S. Kimball

American Journal of Science August 1876, s3-12 (68) 110-111; DOI: https://doi.org/10.2475/ajs.s3-12.68.110

Extraterrestrial geology

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A glass circle for the measurement of angles
L. M. Rutherfurd

American Journal of Science August 1876, s3-12 (68) 112-113; DOI: https://doi.org/10.2475/ajs.s3-12.68.112
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Friedrich Wilhelm August Argelander
W. T. L.

American Journal of Science August 1876, s3-12 (68) 113-118; DOI: https://doi.org/10.2475/ajs.s3-12.68.113

General geochemistry

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On dinitroparadibrombenzols and their derivatives
P. T. Austen

American Journal of Science August 1876, s3-12 (68) 118-121; DOI: https://doi.org/10.2475/ajs.s3-12.68.118
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On a new formation of dinitroaniline, and some reactions of dinitrobrombenzol
P. T. Austen

American Journal of Science August 1876, s3-12 (68) 121-125; DOI: https://doi.org/10.2475/ajs.s3-12.68.121

Quaternary geology

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On southern New England during the melting of the Great Glacier
J. D. Dana

American Journal of Science August 1876, s3-12 (68) 125-128; DOI: https://doi.org/10.2475/ajs.s3-12.68.125

Igneous and metamorphic petrology

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The greenstones of New Hampshire and their organic remains
George Wesson Hawes

American Journal of Science August 1876, s3-12 (68) 129-137; DOI: https://doi.org/10.2475/ajs.s3-12.68.129