Table of Contents

October 1883; Volume s3-26,Issue 154

Quaternary geology

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On some controverted points in geological climatology
James Croll

American Journal of Science October 1883, s3-26 (154) 249-271; DOI: https://doi.org/10.2475/ajs.s3-26.154.249

Mineralogy

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On minerals of the cryolite group recently found in Colorado
Charles Whitman Cross and W. F. Hillebrand

American Journal of Science October 1883, s3-26 (154) 271-294; DOI: https://doi.org/10.2475/ajs.s3-26.154.271

Structural geology

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On the origin and hade of normal faults
W J [i. e. William John] McGee

American Journal of Science October 1883, s3-26 (154) 294-298; DOI: https://doi.org/10.2475/ajs.s3-26.154.294
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Dip of the rocks in central New York
Samuel Gardner Williams

American Journal of Science October 1883, s3-26 (154) 303-305; DOI: https://doi.org/10.2475/ajs.s3-26.154.303

Vertebrate paleontology

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On the sensitiveness of the eye to slight differences of color
B. O. Peirce

American Journal of Science October 1883, s3-26 (154) 299-302; DOI: https://doi.org/10.2475/ajs.s3-26.154.299
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Physiological optics
T. W. Backhouse

American Journal of Science October 1883, s3-26 (154) 305-309; DOI: https://doi.org/10.2475/ajs.s3-26.154.305

Invertebrate paleontology

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Injury sustained by the eye of a trilobite at the time of the moulting of the shell
Charles Doolittle Walcott

American Journal of Science October 1883, s3-26 (154) 302; DOI: https://doi.org/10.2475/ajs.s3-26.154.302