Table of Contents

Articles

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  Ultimate disintegration products of the radioactive elements; Part II, Disintegration products of uranium

  B. B. Boltwood

  American Journal of Science February 1907, s4-23 (134) 78-88; DOI: https://doi.org/10.2475/ajs.s4-23.134.78
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  On a dike of diabase in the Potsdam sandstone in the Valley of Virginia

  Thomas Leonard Watson

  American Journal of Science February 1907, s4-23 (134) 89-90; DOI: https://doi.org/10.2475/ajs.s4-23.134.89
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  A spectrum of the Roentgen rays from a focus tube, and the relative selective absorption of Roentgen rays in certain metals; A preliminary note

  J. M. Adams

  American Journal of Science February 1907, s4-23 (134) 91-92; DOI: https://doi.org/10.2475/ajs.s4-23.134.91
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  The limeless ocean of pre-Cambrian time

  Reginald Aldworth Daly

  American Journal of Science February 1907, s4-23 (134) 93-115; DOI: https://doi.org/10.2475/ajs.s4-23.134.93
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  On the occurrence, in the Rocky Mountains, of an upper Devonic fauna with Clymenia

  Percy Edward Raymond

  American Journal of Science February 1907, s4-23 (134) 116-122; DOI: https://doi.org/10.2475/ajs.s4-23.134.116
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  Wasatch and Wind River rodents

  Frederic Brewster Loomis

  American Journal of Science February 1907, s4-23 (134) 123-130; DOI: https://doi.org/10.2475/ajs.s4-23.134.123
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  Descriptions of two genera of tubicolous annelids, Paravermilia and Pseudovermilia, with species from Bermuda referable to them

  K. J. Bush

  American Journal of Science February 1907, s4-23 (134) 131-136; DOI: https://doi.org/10.2475/ajs.s4-23.134.131
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  Titration of mercurous salts with potassium permanganate

  D. L. Randall

  American Journal of Science February 1907, s4-23 (134) 137-140; DOI: https://doi.org/10.2475/ajs.s4-23.134.137