Table of Contents

Articles

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  Experimental investigation on the reflection of light at certain metal-liquid surfaces

  L. P. Wheeler

  American Journal of Science August 1911, s4-32 (188) 85-100; DOI: https://doi.org/10.2475/ajs.s4-32.188.85
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  Recent gravity work in the United States

  W. Bowie

  American Journal of Science August 1911, s4-32 (188) 101-113; DOI: https://doi.org/10.2475/ajs.s4-32.188.101
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  Crystal forms of pyromorphite

  Oliver Bowles

  American Journal of Science August 1911, s4-32 (188) 114-116; DOI: https://doi.org/10.2475/ajs.s4-32.188.114
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  Some new mechanical quadratures

  G. F. Becker

  American Journal of Science August 1911, s4-32 (188) 117-126; DOI: https://doi.org/10.2475/ajs.s4-32.188.117
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  Comparative age of the Recent crinoid faunas

  A. H. Clark

  American Journal of Science August 1911, s4-32 (188) 127-132; DOI: https://doi.org/10.2475/ajs.s4-32.188.127
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  Study of some American fossil cycads; Part V, Further notes on seed structures

  G. R. Wieland

  American Journal of Science August 1911, s4-32 (188) 133-155; DOI: https://doi.org/10.2475/ajs.s4-32.188.133
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  A new locality of pyrrhotite crystals and their pseudomorphs

  Charles Henry Smyth

  American Journal of Science August 1911, s4-32 (188) 156-160; DOI: https://doi.org/10.2475/ajs.s4-32.188.156
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  Ferritungstite, a new mineral

  Waldemar Theodore Schaller

  American Journal of Science August 1911, s4-32 (188) 161-162; DOI: https://doi.org/10.2475/ajs.s4-32.188.161
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  A method of removing tests from fossils

  S. S. Buckman

  American Journal of Science August 1911, s4-32 (188) 163; DOI: https://doi.org/10.2475/ajs.s4-32.188.163
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  Decomposition of the cerium earth double sulphates with the alkali sulphates by fusion with charcoal

  P. E. Browning and P. L. Blumenthal

  American Journal of Science August 1911, s4-32 (188) 164-165; DOI: https://doi.org/10.2475/ajs.s4-32.188.164