Table of Contents

Articles

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  The geology of a part of the Ammonoosuc mining district, New Hampshire

  Clyde Polhemus Ross

  American Journal of Science April 1923, s5-5 (28) 267-302; DOI: https://doi.org/10.2475/ajs.s5-5.28.267
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  Crystal cleavage and crystal structure

  Maurice L. Huggins

  American Journal of Science April 1923, s5-5 (28) 303-313; DOI: https://doi.org/10.2475/ajs.s5-5.28.303
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  Phosphorescence and luminescence in calcites

  William Parker Headden

  American Journal of Science April 1923, s5-5 (28) 314-328; DOI: https://doi.org/10.2475/ajs.s5-5.28.314
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  A note on mud crack and associated joint structure

  Edward Martin Kindle

  American Journal of Science April 1923, s5-5 (28) 329-330; DOI: https://doi.org/10.2475/ajs.s5-5.28.329
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  Insects in amber from South America

  T. D. A. Cockerell

  American Journal of Science April 1923, s5-5 (28) 331-333; DOI: https://doi.org/10.2475/ajs.s5-5.28.331
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  An unusual form of Pliocene pathology

  Roy Lee Moodie

  American Journal of Science April 1923, s5-5 (28) 334-336; DOI: https://doi.org/10.2475/ajs.s5-5.28.334