Table of Contents

Articles

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  The elasticity of glass at high temperatures, and the vitreous basaltic substratum

  Albert Francis Birch and Dennison Bancroft

  American Journal of Science July 1942, 240 (7) 457-490; DOI: https://doi.org/10.2475/ajs.240.7.457
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  Concretions of the Thomson Formation, Minnesota

  George Melvin Schwartz

  American Journal of Science July 1942, 240 (7) 491-499; DOI: https://doi.org/10.2475/ajs.240.7.491
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  Chugwater footprints from Wyoming

  Richard Swann Lull

  American Journal of Science July 1942, 240 (7) 500-504; DOI: https://doi.org/10.2475/ajs.240.7.500
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  The skull of Megalagus turgidus (Cope)

  Everett Claire Olson

  American Journal of Science July 1942, 240 (7) 505-511; DOI: https://doi.org/10.2475/ajs.240.7.505
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  Experiments in geyser action

  Thomas McDougall Hills and Aldred Scott Warthin

  American Journal of Science July 1942, 240 (7) 512-517; DOI: https://doi.org/10.2475/ajs.240.7.512
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  Cambrian-Ordovician boundary in the Adirondack-Border region

  Robert Reid Wheeler

  American Journal of Science July 1942, 240 (7) 518-524; DOI: https://doi.org/10.2475/ajs.240.7.518