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Table of Contents

April 1885; Volume s3-29,Issue 172

Miscellaneous

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    Use of carbon bisulphide in prisms; being an account of experiments made by the late Dr. Henry Draper of New York
    Henry Draper
    American Journal of Science April 1885, s3-29 (172) 269-276; DOI: https://doi.org/10.2475/ajs.s3-29.172.269
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    Denudation of the two Americas
    T. M. Reade
    American Journal of Science April 1885, s3-29 (172) 290-299; DOI: https://doi.org/10.2475/ajs.s3-29.172.290
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    Notes on some apparently undescribed forms of fresh-water infusoria, No. 2
    A. C. Stokes
    American Journal of Science April 1885, s3-29 (172) 313-327; DOI: https://doi.org/10.2475/ajs.s3-29.172.313

Invertebrate paleontology

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    The genus Pyrgulifera Meek, and its associates and congeners
    Charles Abiathar White
    American Journal of Science April 1885, s3-29 (172) 277-280; DOI: https://doi.org/10.2475/ajs.s3-29.172.277
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    New genus of Cambrian trilobites, Mesonacis.
    Charles Doolittle Walcott
    American Journal of Science April 1885, s3-29 (172) 328-330; DOI: https://doi.org/10.2475/ajs.s3-29.172.328

Mineralogy

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    On the occurrence of native mercury in alluvium in Louisiana
    Ernest Wilkinson
    American Journal of Science April 1885, s3-29 (172) 280-281; DOI: https://doi.org/10.2475/ajs.s3-29.172.280

Seismology

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    Earthquakes in Spain
    C. G. Rockwood
    American Journal of Science April 1885, s3-29 (172) 282-283; DOI: https://doi.org/10.2475/ajs.s3-29.172.282

Paleobotany

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    On Devonian spores
    John Mason Clarke
    American Journal of Science April 1885, s3-29 (172) 284-289; DOI: https://doi.org/10.2475/ajs.s3-29.172.284

Quaternary geology

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    Arctic interglacial periods
    James Croll
    American Journal of Science April 1885, s3-29 (172) 300-312; DOI: https://doi.org/10.2475/ajs.s3-29.172.300
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American Journal of Science
Vol. s3-29, Issue 172
April 1885
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