Vol. s3-37, Issue 219, 1889 | Published by American Journal of Science

Science Paper
Some Determinations of the Energy of the Light From Incandescent Lamps
Ernest Merritt
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Science Paper
Geology of Fernando De Noronha; Part II, Petrography
George H. Williams
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Science Paper
On the Ophiolite of Thurman, Warren County, New York, With Remarks on the Eozoon canadense.
George Perkins Merrill
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Science Paper
On the Origin of the Deep Troughs of the Oceanic Depression; Are Any of Volcanic Origin?
James Dwight Dana
Dana presents a bathymetric map of the Pacific Ocean using recent charts of the Hydrographic Department of the United States and Great Britain. He summarizes facts bearing on a volcanic...
Science Paper
Description of a Problematic Organism From the Devonian at the Falls of the Ohio
Frank Hall Knowlton
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Science Paper
On Some Curiously Developed Pyrite Crystals From French Creek, Delaware County, Pennsylvania
Samuel Lewis Penfield
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Science Paper
Crystallized Bertrandite From Stoneham, Maine, and Mount Antero, Colorado
Samuel L. Penfield
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Science Paper
Mineralogical Notes
Joseph Silas Diller
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