American Journal of Science: s2-50 (149)

September 1870; Volume s2-50,Issue 149

Solid-earth geophysics

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On a new period in chronology, called the precession period
J. W. French

American Journal of Science September 1870, s2-50 (149) 172-174; DOI: https://doi.org/10.2475/ajs.s2-50.149.172
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Observations on prehistoric archaeology in Greece
George Finlay

American Journal of Science September 1870, s2-50 (149) 251; DOI: https://doi.org/10.2475/ajs.s2-50.149.251

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Upon the atomic volumes of solid compounds
Frank Wigglesworth Clarke

American Journal of Science September 1870, s2-50 (149) 174-183; DOI: https://doi.org/10.2475/ajs.s2-50.149.174
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Abstract of the second series of Professor Meissner's researches upon electrized oxygen
George F. Barker

American Journal of Science September 1870, s2-50 (149) 213-223; DOI: https://doi.org/10.2475/ajs.s2-50.149.213
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Contributions to chemistry from the laboratory of the Lawrence Scientific School; No.12
Anonymous

American Journal of Science September 1870, s2-50 (149) 240-249; DOI: https://doi.org/10.2475/ajs.s2-50.149.240

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Considerations on the apparent inequalities of long period in the mean motion of the Moon
Simon Newcomb

American Journal of Science September 1870, s2-50 (149) 183-194; DOI: https://doi.org/10.2475/ajs.s2-50.149.183
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On the corona seen in total eclipses of the Sun
W. A. Norton

American Journal of Science September 1870, s2-50 (149) 250; DOI: https://doi.org/10.2475/ajs.s2-50.149.250

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Researches in electro-magnetism
Alfred M. Mayer

American Journal of Science September 1870, s2-50 (149) 195-212; DOI: https://doi.org/10.2475/ajs.s2-50.149.195

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Description of Sclerostoma pinguicola, a new species of Entozoa, from the the hog
A. E. Verrill

American Journal of Science September 1870, s2-50 (149) 223-224; DOI: https://doi.org/10.2475/ajs.s2-50.149.223
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Notes on the structure of the Crinoidea, Cystidea and Blastoidea
E. Billings

American Journal of Science September 1870, s2-50 (149) 225-240; DOI: https://doi.org/10.2475/ajs.s2-50.149.225