Table of Contents

March 1889; Volume s3-37,Issue 219

Miscellaneous

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Some determinations of the energy of the light from incandescent lamps
Ernest Merritt

American Journal of Science March 1889, s3-37 (219) 167-177; DOI: https://doi.org/10.2475/ajs.s3-37.219.167

Areal geology

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Geology of Fernando de Noronha; Part II, Petrography
George H. Williams

American Journal of Science March 1889, s3-37 (219) 178-188; DOI: https://doi.org/10.2475/ajs.s3-37.219.178

Igneous and metamorphic petrology

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On the ophiolite of Thurman, Warren County, New York, with remarks on the Eozoon canadense.
George Perkins Merrill

American Journal of Science March 1889, s3-37 (219) 189-191; DOI: https://doi.org/10.2475/ajs.s3-37.219.189

Oceanography

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On the origin of the deep troughs of the oceanic depression; are any of volcanic origin?
James Dwight Dana

American Journal of Science March 1889, s3-37 (219) 192-202; DOI: https://doi.org/10.2475/ajs.s3-37.219.192

General paleontology

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Description of a problematic organism from the Devonian at the Falls of the Ohio
Frank Hall Knowlton

American Journal of Science March 1889, s3-37 (219) 202-209; DOI: https://doi.org/10.2475/ajs.s3-37.219.202

Mineralogy

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On some curiously developed pyrite crystals from French Creek, Delaware County, Pennsylvania
Samuel Lewis Penfield

American Journal of Science March 1889, s3-37 (219) 209-212; DOI: https://doi.org/10.2475/ajs.s3-37.219.209
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Crystallized bertrandite from Stoneham, Maine, and Mount Antero, Colorado
Samuel L. Penfield

American Journal of Science March 1889, s3-37 (219) 213-216; DOI: https://doi.org/10.2475/ajs.s3-37.219.213
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Mineralogical notes
Joseph Silas Diller

American Journal of Science March 1889, s3-37 (219) 216-220; DOI: https://doi.org/10.2475/ajs.s3-37.219.216